| /-- This set of tests is for features that are compatible with all versions of |
| Perl >= 5.10, in non-UTF-8 mode. It should run clean for the 8-bit, 16-bit, |
| and 32-bit PCRE libraries. --/ |
| |
| < forbid 89?=ABCDEFfGILMNPTUWXZ< |
| |
| /the quick brown fox/ |
| the quick brown fox |
| The quick brown FOX |
| What do you know about the quick brown fox? |
| What do you know about THE QUICK BROWN FOX? |
| |
| /The quick brown fox/i |
| the quick brown fox |
| The quick brown FOX |
| What do you know about the quick brown fox? |
| What do you know about THE QUICK BROWN FOX? |
| |
| /abcd\t\n\r\f\a\e\071\x3b\$\\\?caxyz/ |
| abcd\t\n\r\f\a\e9;\$\\?caxyz |
| |
| /a*abc?xyz+pqr{3}ab{2,}xy{4,5}pq{0,6}AB{0,}zz/ |
| abxyzpqrrrabbxyyyypqAzz |
| abxyzpqrrrabbxyyyypqAzz |
| aabxyzpqrrrabbxyyyypqAzz |
| aaabxyzpqrrrabbxyyyypqAzz |
| aaaabxyzpqrrrabbxyyyypqAzz |
| abcxyzpqrrrabbxyyyypqAzz |
| aabcxyzpqrrrabbxyyyypqAzz |
| aaabcxyzpqrrrabbxyyyypAzz |
| aaabcxyzpqrrrabbxyyyypqAzz |
| aaabcxyzpqrrrabbxyyyypqqAzz |
| aaabcxyzpqrrrabbxyyyypqqqAzz |
| aaabcxyzpqrrrabbxyyyypqqqqAzz |
| aaabcxyzpqrrrabbxyyyypqqqqqAzz |
| aaabcxyzpqrrrabbxyyyypqqqqqqAzz |
| aaaabcxyzpqrrrabbxyyyypqAzz |
| abxyzzpqrrrabbxyyyypqAzz |
| aabxyzzzpqrrrabbxyyyypqAzz |
| aaabxyzzzzpqrrrabbxyyyypqAzz |
| aaaabxyzzzzpqrrrabbxyyyypqAzz |
| abcxyzzpqrrrabbxyyyypqAzz |
| aabcxyzzzpqrrrabbxyyyypqAzz |
| aaabcxyzzzzpqrrrabbxyyyypqAzz |
| aaaabcxyzzzzpqrrrabbxyyyypqAzz |
| aaaabcxyzzzzpqrrrabbbxyyyypqAzz |
| aaaabcxyzzzzpqrrrabbbxyyyyypqAzz |
| aaabcxyzpqrrrabbxyyyypABzz |
| aaabcxyzpqrrrabbxyyyypABBzz |
| >>>aaabxyzpqrrrabbxyyyypqAzz |
| >aaaabxyzpqrrrabbxyyyypqAzz |
| >>>>abcxyzpqrrrabbxyyyypqAzz |
| *** Failers |
| abxyzpqrrabbxyyyypqAzz |
| abxyzpqrrrrabbxyyyypqAzz |
| abxyzpqrrrabxyyyypqAzz |
| aaaabcxyzzzzpqrrrabbbxyyyyyypqAzz |
| aaaabcxyzzzzpqrrrabbbxyyypqAzz |
| aaabcxyzpqrrrabbxyyyypqqqqqqqAzz |
| |
| /^(abc){1,2}zz/ |
| abczz |
| abcabczz |
| *** Failers |
| zz |
| abcabcabczz |
| >>abczz |
| |
| /^(b+?|a){1,2}?c/ |
| bc |
| bbc |
| bbbc |
| bac |
| bbac |
| aac |
| abbbbbbbbbbbc |
| bbbbbbbbbbbac |
| *** Failers |
| aaac |
| abbbbbbbbbbbac |
| |
| /^(b+|a){1,2}c/ |
| bc |
| bbc |
| bbbc |
| bac |
| bbac |
| aac |
| abbbbbbbbbbbc |
| bbbbbbbbbbbac |
| *** Failers |
| aaac |
| abbbbbbbbbbbac |
| |
| /^(b+|a){1,2}?bc/ |
| bbc |
| |
| /^(b*|ba){1,2}?bc/ |
| babc |
| bbabc |
| bababc |
| *** Failers |
| bababbc |
| babababc |
| |
| /^(ba|b*){1,2}?bc/ |
| babc |
| bbabc |
| bababc |
| *** Failers |
| bababbc |
| babababc |
| |
| /^\ca\cA\c[;\c:/ |
| \x01\x01\e;z |
| |
| /^[ab\]cde]/ |
| athing |
| bthing |
| ]thing |
| cthing |
| dthing |
| ething |
| *** Failers |
| fthing |
| [thing |
| \\thing |
| |
| /^[]cde]/ |
| ]thing |
| cthing |
| dthing |
| ething |
| *** Failers |
| athing |
| fthing |
| |
| /^[^ab\]cde]/ |
| fthing |
| [thing |
| \\thing |
| *** Failers |
| athing |
| bthing |
| ]thing |
| cthing |
| dthing |
| ething |
| |
| /^[^]cde]/ |
| athing |
| fthing |
| *** Failers |
| ]thing |
| cthing |
| dthing |
| ething |
| |
| /^\/ |
| |
| |
| /^ÿ/ |
| ÿ |
| |
| /^[0-9]+$/ |
| 0 |
| 1 |
| 2 |
| 3 |
| 4 |
| 5 |
| 6 |
| 7 |
| 8 |
| 9 |
| 10 |
| 100 |
| *** Failers |
| abc |
| |
| /^.*nter/ |
| enter |
| inter |
| uponter |
| |
| /^xxx[0-9]+$/ |
| xxx0 |
| xxx1234 |
| *** Failers |
| xxx |
| |
| /^.+[0-9][0-9][0-9]$/ |
| x123 |
| xx123 |
| 123456 |
| *** Failers |
| 123 |
| x1234 |
| |
| /^.+?[0-9][0-9][0-9]$/ |
| x123 |
| xx123 |
| 123456 |
| *** Failers |
| 123 |
| x1234 |
| |
| /^([^!]+)!(.+)=apquxz\.ixr\.zzz\.ac\.uk$/ |
| abc!pqr=apquxz.ixr.zzz.ac.uk |
| *** Failers |
| !pqr=apquxz.ixr.zzz.ac.uk |
| abc!=apquxz.ixr.zzz.ac.uk |
| abc!pqr=apquxz:ixr.zzz.ac.uk |
| abc!pqr=apquxz.ixr.zzz.ac.ukk |
| |
| /:/ |
| Well, we need a colon: somewhere |
| *** Fail if we don't |
| |
| /([\da-f:]+)$/i |
| 0abc |
| abc |
| fed |
| E |
| :: |
| 5f03:12C0::932e |
| fed def |
| Any old stuff |
| *** Failers |
| 0zzz |
| gzzz |
| fed\x20 |
| Any old rubbish |
| |
| /^.*\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/ |
| .1.2.3 |
| A.12.123.0 |
| *** Failers |
| .1.2.3333 |
| 1.2.3 |
| 1234.2.3 |
| |
| /^(\d+)\s+IN\s+SOA\s+(\S+)\s+(\S+)\s*\(\s*$/ |
| 1 IN SOA non-sp1 non-sp2( |
| 1 IN SOA non-sp1 non-sp2 ( |
| *** Failers |
| 1IN SOA non-sp1 non-sp2( |
| |
| /^[a-zA-Z\d][a-zA-Z\d\-]*(\.[a-zA-Z\d][a-zA-z\d\-]*)*\.$/ |
| a. |
| Z. |
| 2. |
| ab-c.pq-r. |
| sxk.zzz.ac.uk. |
| x-.y-. |
| *** Failers |
| -abc.peq. |
| |
| /^\*\.[a-z]([a-z\-\d]*[a-z\d]+)?(\.[a-z]([a-z\-\d]*[a-z\d]+)?)*$/ |
| *.a |
| *.b0-a |
| *.c3-b.c |
| *.c-a.b-c |
| *** Failers |
| *.0 |
| *.a- |
| *.a-b.c- |
| *.c-a.0-c |
| |
| /^(?=ab(de))(abd)(e)/ |
| abde |
| |
| /^(?!(ab)de|x)(abd)(f)/ |
| abdf |
| |
| /^(?=(ab(cd)))(ab)/ |
| abcd |
| |
| /^[\da-f](\.[\da-f])*$/i |
| a.b.c.d |
| A.B.C.D |
| a.b.c.1.2.3.C |
| |
| /^\".*\"\s*(;.*)?$/ |
| \"1234\" |
| \"abcd\" ; |
| \"\" ; rhubarb |
| *** Failers |
| \"1234\" : things |
| |
| /^$/ |
| \ |
| *** Failers |
| |
| / ^ a (?# begins with a) b\sc (?# then b c) $ (?# then end)/x |
| ab c |
| *** Failers |
| abc |
| ab cde |
| |
| /(?x) ^ a (?# begins with a) b\sc (?# then b c) $ (?# then end)/ |
| ab c |
| *** Failers |
| abc |
| ab cde |
| |
| /^ a\ b[c ]d $/x |
| a bcd |
| a b d |
| *** Failers |
| abcd |
| ab d |
| |
| /^(a(b(c)))(d(e(f)))(h(i(j)))(k(l(m)))$/ |
| abcdefhijklm |
| |
| /^(?:a(b(c)))(?:d(e(f)))(?:h(i(j)))(?:k(l(m)))$/ |
| abcdefhijklm |
| |
| /^[\w][\W][\s][\S][\d][\D][\b][\n][\c]][\022]/ |
| a+ Z0+\x08\n\x1d\x12 |
| |
| /^[.^$|()*+?{,}]+/ |
| .^\$(*+)|{?,?} |
| |
| /^a*\w/ |
| z |
| az |
| aaaz |
| a |
| aa |
| aaaa |
| a+ |
| aa+ |
| |
| /^a*?\w/ |
| z |
| az |
| aaaz |
| a |
| aa |
| aaaa |
| a+ |
| aa+ |
| |
| /^a+\w/ |
| az |
| aaaz |
| aa |
| aaaa |
| aa+ |
| |
| /^a+?\w/ |
| az |
| aaaz |
| aa |
| aaaa |
| aa+ |
| |
| /^\d{8}\w{2,}/ |
| 1234567890 |
| 12345678ab |
| 12345678__ |
| *** Failers |
| 1234567 |
| |
| /^[aeiou\d]{4,5}$/ |
| uoie |
| 1234 |
| 12345 |
| aaaaa |
| *** Failers |
| 123456 |
| |
| /^[aeiou\d]{4,5}?/ |
| uoie |
| 1234 |
| 12345 |
| aaaaa |
| 123456 |
| |
| /\A(abc|def)=(\1){2,3}\Z/ |
| abc=abcabc |
| def=defdefdef |
| *** Failers |
| abc=defdef |
| |
| /^(a)(b)(c)(d)(e)(f)(g)(h)(i)(j)(k)\11*(\3\4)\1(?#)2$/ |
| abcdefghijkcda2 |
| abcdefghijkkkkcda2 |
| |
| /(cat(a(ract|tonic)|erpillar)) \1()2(3)/ |
| cataract cataract23 |
| catatonic catatonic23 |
| caterpillar caterpillar23 |
| |
| |
| /^From +([^ ]+) +[a-zA-Z][a-zA-Z][a-zA-Z] +[a-zA-Z][a-zA-Z][a-zA-Z] +[0-9]?[0-9] +[0-9][0-9]:[0-9][0-9]/ |
| From abcd Mon Sep 01 12:33:02 1997 |
| |
| /^From\s+\S+\s+([a-zA-Z]{3}\s+){2}\d{1,2}\s+\d\d:\d\d/ |
| From abcd Mon Sep 01 12:33:02 1997 |
| From abcd Mon Sep 1 12:33:02 1997 |
| *** Failers |
| From abcd Sep 01 12:33:02 1997 |
| |
| /^12.34/s |
| 12\n34 |
| 12\r34 |
| |
| /\w+(?=\t)/ |
| the quick brown\t fox |
| |
| /foo(?!bar)(.*)/ |
| foobar is foolish see? |
| |
| /(?:(?!foo)...|^.{0,2})bar(.*)/ |
| foobar crowbar etc |
| barrel |
| 2barrel |
| A barrel |
| |
| /^(\D*)(?=\d)(?!123)/ |
| abc456 |
| *** Failers |
| abc123 |
| |
| /^1234(?# test newlines |
| inside)/ |
| 1234 |
| |
| /^1234 #comment in extended re |
| /x |
| 1234 |
| |
| /#rhubarb |
| abcd/x |
| abcd |
| |
| /^abcd#rhubarb/x |
| abcd |
| |
| /^(a)\1{2,3}(.)/ |
| aaab |
| aaaab |
| aaaaab |
| aaaaaab |
| |
| /(?!^)abc/ |
| the abc |
| *** Failers |
| abc |
| |
| /(?=^)abc/ |
| abc |
| *** Failers |
| the abc |
| |
| /^[ab]{1,3}(ab*|b)/ |
| aabbbbb |
| |
| /^[ab]{1,3}?(ab*|b)/ |
| aabbbbb |
| |
| /^[ab]{1,3}?(ab*?|b)/ |
| aabbbbb |
| |
| /^[ab]{1,3}(ab*?|b)/ |
| aabbbbb |
| |
| / (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* # optional leading comment |
| (?: (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | |
| " (?: # opening quote... |
| [^\\\x80-\xff\n\015"] # Anything except backslash and quote |
| | # or |
| \\ [^\x80-\xff] # Escaped something (something != CR) |
| )* " # closing quote |
| ) # initial word |
| (?: (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* \. (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | |
| " (?: # opening quote... |
| [^\\\x80-\xff\n\015"] # Anything except backslash and quote |
| | # or |
| \\ [^\x80-\xff] # Escaped something (something != CR) |
| )* " # closing quote |
| ) )* # further okay, if led by a period |
| (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* @ (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | \[ # [ |
| (?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff |
| \] # ] |
| ) # initial subdomain |
| (?: # |
| (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* \. # if led by a period... |
| (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | \[ # [ |
| (?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff |
| \] # ] |
| ) # ...further okay |
| )* |
| # address |
| | # or |
| (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | |
| " (?: # opening quote... |
| [^\\\x80-\xff\n\015"] # Anything except backslash and quote |
| | # or |
| \\ [^\x80-\xff] # Escaped something (something != CR) |
| )* " # closing quote |
| ) # one word, optionally followed by.... |
| (?: |
| [^()<>@,;:".\\\[\]\x80-\xff\000-\010\012-\037] | # atom and space parts, or... |
| \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) | # comments, or... |
| |
| " (?: # opening quote... |
| [^\\\x80-\xff\n\015"] # Anything except backslash and quote |
| | # or |
| \\ [^\x80-\xff] # Escaped something (something != CR) |
| )* " # closing quote |
| # quoted strings |
| )* |
| < (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* # leading < |
| (?: @ (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | \[ # [ |
| (?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff |
| \] # ] |
| ) # initial subdomain |
| (?: # |
| (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* \. # if led by a period... |
| (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | \[ # [ |
| (?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff |
| \] # ] |
| ) # ...further okay |
| )* |
| |
| (?: (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* , (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* @ (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | \[ # [ |
| (?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff |
| \] # ] |
| ) # initial subdomain |
| (?: # |
| (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* \. # if led by a period... |
| (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | \[ # [ |
| (?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff |
| \] # ] |
| ) # ...further okay |
| )* |
| )* # further okay, if led by comma |
| : # closing colon |
| (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* )? # optional route |
| (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | |
| " (?: # opening quote... |
| [^\\\x80-\xff\n\015"] # Anything except backslash and quote |
| | # or |
| \\ [^\x80-\xff] # Escaped something (something != CR) |
| )* " # closing quote |
| ) # initial word |
| (?: (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* \. (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | |
| " (?: # opening quote... |
| [^\\\x80-\xff\n\015"] # Anything except backslash and quote |
| | # or |
| \\ [^\x80-\xff] # Escaped something (something != CR) |
| )* " # closing quote |
| ) )* # further okay, if led by a period |
| (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* @ (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | \[ # [ |
| (?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff |
| \] # ] |
| ) # initial subdomain |
| (?: # |
| (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* \. # if led by a period... |
| (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | \[ # [ |
| (?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff |
| \] # ] |
| ) # ...further okay |
| )* |
| # address spec |
| (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* > # trailing > |
| # name and address |
| ) (?: [\040\t] | \( |
| (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* |
| \) )* # optional trailing comment |
| /x |
| Alan Other <user\@dom.ain> |
| <user\@dom.ain> |
| user\@dom.ain |
| \"A. Other\" <user.1234\@dom.ain> (a comment) |
| A. Other <user.1234\@dom.ain> (a comment) |
| \"/s=user/ou=host/o=place/prmd=uu.yy/admd= /c=gb/\"\@x400-re.lay |
| A missing angle <user\@some.where |
| *** Failers |
| The quick brown fox |
| |
| /[\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| # optional leading comment |
| (?: |
| (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| # Atom |
| | # or |
| " # " |
| [^\\\x80-\xff\n\015"] * # normal |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015"] * )* # ( special normal* )* |
| " # " |
| # Quoted string |
| ) |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| (?: |
| \. |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| # Atom |
| | # or |
| " # " |
| [^\\\x80-\xff\n\015"] * # normal |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015"] * )* # ( special normal* )* |
| " # " |
| # Quoted string |
| ) |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| # additional words |
| )* |
| @ |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | |
| \[ # [ |
| (?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff |
| \] # ] |
| ) |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| # optional trailing comments |
| (?: |
| \. |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | |
| \[ # [ |
| (?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff |
| \] # ] |
| ) |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| # optional trailing comments |
| )* |
| # address |
| | # or |
| (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| # Atom |
| | # or |
| " # " |
| [^\\\x80-\xff\n\015"] * # normal |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015"] * )* # ( special normal* )* |
| " # " |
| # Quoted string |
| ) |
| # leading word |
| [^()<>@,;:".\\\[\]\x80-\xff\000-\010\012-\037] * # "normal" atoms and or spaces |
| (?: |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| | |
| " # " |
| [^\\\x80-\xff\n\015"] * # normal |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015"] * )* # ( special normal* )* |
| " # " |
| ) # "special" comment or quoted string |
| [^()<>@,;:".\\\[\]\x80-\xff\000-\010\012-\037] * # more "normal" |
| )* |
| < |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| # < |
| (?: |
| @ |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | |
| \[ # [ |
| (?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff |
| \] # ] |
| ) |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| # optional trailing comments |
| (?: |
| \. |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | |
| \[ # [ |
| (?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff |
| \] # ] |
| ) |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| # optional trailing comments |
| )* |
| (?: , |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| @ |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | |
| \[ # [ |
| (?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff |
| \] # ] |
| ) |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| # optional trailing comments |
| (?: |
| \. |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | |
| \[ # [ |
| (?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff |
| \] # ] |
| ) |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| # optional trailing comments |
| )* |
| )* # additional domains |
| : |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| # optional trailing comments |
| )? # optional route |
| (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| # Atom |
| | # or |
| " # " |
| [^\\\x80-\xff\n\015"] * # normal |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015"] * )* # ( special normal* )* |
| " # " |
| # Quoted string |
| ) |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| (?: |
| \. |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| # Atom |
| | # or |
| " # " |
| [^\\\x80-\xff\n\015"] * # normal |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015"] * )* # ( special normal* )* |
| " # " |
| # Quoted string |
| ) |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| # additional words |
| )* |
| @ |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | |
| \[ # [ |
| (?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff |
| \] # ] |
| ) |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| # optional trailing comments |
| (?: |
| \. |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| (?: |
| [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... |
| (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom |
| | |
| \[ # [ |
| (?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff |
| \] # ] |
| ) |
| [\040\t]* # Nab whitespace. |
| (?: |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: # ( |
| (?: \\ [^\x80-\xff] | |
| \( # ( |
| [^\\\x80-\xff\n\015()] * # normal* |
| (?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* |
| \) # ) |
| ) # special |
| [^\\\x80-\xff\n\015()] * # normal* |
| )* # )* |
| \) # ) |
| [\040\t]* )* # If comment found, allow more spaces. |
| # optional trailing comments |
| )* |
| # address spec |
| > # > |
| # name and address |
| ) |
| /x |
| Alan Other <user\@dom.ain> |
| <user\@dom.ain> |
| user\@dom.ain |
| \"A. Other\" <user.1234\@dom.ain> (a comment) |
| A. Other <user.1234\@dom.ain> (a comment) |
| \"/s=user/ou=host/o=place/prmd=uu.yy/admd= /c=gb/\"\@x400-re.lay |
| A missing angle <user\@some.where |
| *** Failers |
| The quick brown fox |
| |
| /abc\0def\00pqr\000xyz\0000AB/ |
| abc\0def\00pqr\000xyz\0000AB |
| abc456 abc\0def\00pqr\000xyz\0000ABCDE |
| |
| /abc\x0def\x00pqr\x000xyz\x0000AB/ |
| abc\x0def\x00pqr\x000xyz\x0000AB |
| abc456 abc\x0def\x00pqr\x000xyz\x0000ABCDE |
| |
| /^[\000-\037]/ |
| \0A |
| \01B |
| \037C |
| |
| /\0*/ |
| \0\0\0\0 |
| |
| /A\x0{2,3}Z/ |
| The A\x0\x0Z |
| An A\0\x0\0Z |
| *** Failers |
| A\0Z |
| A\0\x0\0\x0Z |
| |
| /^(cow|)\1(bell)/ |
| cowcowbell |
| bell |
| *** Failers |
| cowbell |
| |
| /^\s/ |
| \040abc |
| \x0cabc |
| \nabc |
| \rabc |
| \tabc |
| *** Failers |
| abc |
| |
| /^a b |
| c/x |
| abc |
| |
| /^(a|)\1*b/ |
| ab |
| aaaab |
| b |
| *** Failers |
| acb |
| |
| /^(a|)\1+b/ |
| aab |
| aaaab |
| b |
| *** Failers |
| ab |
| |
| /^(a|)\1?b/ |
| ab |
| aab |
| b |
| *** Failers |
| acb |
| |
| /^(a|)\1{2}b/ |
| aaab |
| b |
| *** Failers |
| ab |
| aab |
| aaaab |
| |
| /^(a|)\1{2,3}b/ |
| aaab |
| aaaab |
| b |
| *** Failers |
| ab |
| aab |
| aaaaab |
| |
| /ab{1,3}bc/ |
| abbbbc |
| abbbc |
| abbc |
| *** Failers |
| abc |
| abbbbbc |
| |
| /([^.]*)\.([^:]*):[T ]+(.*)/ |
| track1.title:TBlah blah blah |
| |
| /([^.]*)\.([^:]*):[T ]+(.*)/i |
| track1.title:TBlah blah blah |
| |
| /([^.]*)\.([^:]*):[t ]+(.*)/i |
| track1.title:TBlah blah blah |
| |
| /^[W-c]+$/ |
| WXY_^abc |
| *** Failers |
| wxy |
| |
| /^[W-c]+$/i |
| WXY_^abc |
| wxy_^ABC |
| |
| /^[\x3f-\x5F]+$/i |
| WXY_^abc |
| wxy_^ABC |
| |
| /^abc$/m |
| abc |
| qqq\nabc |
| abc\nzzz |
| qqq\nabc\nzzz |
| |
| /^abc$/ |
| abc |
| *** Failers |
| qqq\nabc |
| abc\nzzz |
| qqq\nabc\nzzz |
| |
| /\Aabc\Z/m |
| abc |
| abc\n |
| *** Failers |
| qqq\nabc |
| abc\nzzz |
| qqq\nabc\nzzz |
| |
| /\A(.)*\Z/s |
| abc\ndef |
| |
| /\A(.)*\Z/m |
| *** Failers |
| abc\ndef |
| |
| /(?:b)|(?::+)/ |
| b::c |
| c::b |
| |
| /[-az]+/ |
| az- |
| *** Failers |
| b |
| |
| /[az-]+/ |
| za- |
| *** Failers |
| b |
| |
| /[a\-z]+/ |
| a-z |
| *** Failers |
| b |
| |
| /[a-z]+/ |
| abcdxyz |
| |
| /[\d-]+/ |
| 12-34 |
| *** Failers |
| aaa |
| |
| /[\d-z]+/ |
| 12-34z |
| *** Failers |
| aaa |
| |
| /\x5c/ |
| \\ |
| |
| /\x20Z/ |
| the Zoo |
| *** Failers |
| Zulu |
| |
| /(abc)\1/i |
| abcabc |
| ABCabc |
| abcABC |
| |
| /ab{3cd/ |
| ab{3cd |
| |
| /ab{3,cd/ |
| ab{3,cd |
| |
| /ab{3,4a}cd/ |
| ab{3,4a}cd |
| |
| /{4,5a}bc/ |
| {4,5a}bc |
| |
| /abc$/ |
| abc |
| abc\n |
| *** Failers |
| abc\ndef |
| |
| /(abc)\123/ |
| abc\x53 |
| |
| /(abc)\223/ |
| abc\x93 |
| |
| /(abc)\323/ |
| abc\xd3 |
| |
| /(abc)\100/ |
| abc\x40 |
| abc\100 |
| |
| /(abc)\1000/ |
| abc\x400 |
| abc\x40\x30 |
| abc\1000 |
| abc\100\x30 |
| abc\100\060 |
| abc\100\60 |
| |
| /^A\8B\9C$/ |
| A8B9C |
| *** Failers |
| A\08B\09C |
| |
| /^(A)(B)(C)(D)(E)(F)(G)(H)(I)\8\9$/ |
| ABCDEFGHIHI |
| |
| /^[A\8B\9C]+$/ |
| A8B9C |
| *** Failers |
| A8B9C\x00 |
| |
| /(a)(b)(c)(d)(e)(f)(g)(h)(i)(j)(k)(l)\12\123/ |
| abcdefghijkllS |
| |
| /(a)(b)(c)(d)(e)(f)(g)(h)(i)(j)(k)\12\123/ |
| abcdefghijk\12S |
| |
| /ab\idef/ |
| abidef |
| |
| /a{0}bc/ |
| bc |
| |
| /(a|(bc)){0,0}?xyz/ |
| xyz |
| |
| /abc[\10]de/ |
| abc\010de |
| |
| /abc[\1]de/ |
| abc\1de |
| |
| /(abc)[\1]de/ |
| abc\1de |
| |
| /(?s)a.b/ |
| a\nb |
| |
| /^([^a])([^\b])([^c]*)([^d]{3,4})/ |
| baNOTccccd |
| baNOTcccd |
| baNOTccd |
| bacccd |
| *** Failers |
| anything |
| b\bc |
| baccd |
| |
| /[^a]/ |
| Abc |
| |
| /[^a]/i |
| Abc |
| |
| /[^a]+/ |
| AAAaAbc |
| |
| /[^a]+/i |
| AAAaAbc |
| |
| /[^a]+/ |
| bbb\nccc |
| |
| /[^k]$/ |
| abc |
| *** Failers |
| abk |
| |
| /[^k]{2,3}$/ |
| abc |
| kbc |
| kabc |
| *** Failers |
| abk |
| akb |
| akk |
| |
| /^\d{8,}\@.+[^k]$/ |
| 12345678\@a.b.c.d |
| 123456789\@x.y.z |
| *** Failers |
| 12345678\@x.y.uk |
| 1234567\@a.b.c.d |
| |
| /(a)\1{8,}/ |
| aaaaaaaaa |
| aaaaaaaaaa |
| *** Failers |
| aaaaaaa |
| |
| /[^a]/ |
| aaaabcd |
| aaAabcd |
| |
| /[^a]/i |
| aaaabcd |
| aaAabcd |
| |
| /[^az]/ |
| aaaabcd |
| aaAabcd |
| |
| /[^az]/i |
| aaaabcd |
| aaAabcd |
| |
| /\000\001\002\003\004\005\006\007\010\011\012\013\014\015\016\017\020\021\022\023\024\025\026\027\030\031\032\033\034\035\036\037\040\041\042\043\044\045\046\047\050\051\052\053\054\055\056\057\060\061\062\063\064\065\066\067\070\071\072\073\074\075\076\077\100\101\102\103\104\105\106\107\110\111\112\113\114\115\116\117\120\121\122\123\124\125\126\127\130\131\132\133\134\135\136\137\140\141\142\143\144\145\146\147\150\151\152\153\154\155\156\157\160\161\162\163\164\165\166\167\170\171\172\173\174\175\176\177\200\201\202\203\204\205\206\207\210\211\212\213\214\215\216\217\220\221\222\223\224\225\226\227\230\231\232\233\234\235\236\237\240\241\242\243\244\245\246\247\250\251\252\253\254\255\256\257\260\261\262\263\264\265\266\267\270\271\272\273\274\275\276\277\300\301\302\303\304\305\306\307\310\311\312\313\314\315\316\317\320\321\322\323\324\325\326\327\330\331\332\333\334\335\336\337\340\341\342\343\344\345\346\347\350\351\352\353\354\355\356\357\360\361\362\363\364\365\366\367\370\371\372\373\374\375\376\377/ |
| \000\001\002\003\004\005\006\007\010\011\012\013\014\015\016\017\020\021\022\023\024\025\026\027\030\031\032\033\034\035\036\037\040\041\042\043\044\045\046\047\050\051\052\053\054\055\056\057\060\061\062\063\064\065\066\067\070\071\072\073\074\075\076\077\100\101\102\103\104\105\106\107\110\111\112\113\114\115\116\117\120\121\122\123\124\125\126\127\130\131\132\133\134\135\136\137\140\141\142\143\144\145\146\147\150\151\152\153\154\155\156\157\160\161\162\163\164\165\166\167\170\171\172\173\174\175\176\177\200\201\202\203\204\205\206\207\210\211\212\213\214\215\216\217\220\221\222\223\224\225\226\227\230\231\232\233\234\235\236\237\240\241\242\243\244\245\246\247\250\251\252\253\254\255\256\257\260\261\262\263\264\265\266\267\270\271\272\273\274\275\276\277\300\301\302\303\304\305\306\307\310\311\312\313\314\315\316\317\320\321\322\323\324\325\326\327\330\331\332\333\334\335\336\337\340\341\342\343\344\345\346\347\350\351\352\353\354\355\356\357\360\361\362\363\364\365\366\367\370\371\372\373\374\375\376\377 |
| |
| /P[^*]TAIRE[^*]{1,6}?LL/ |
| xxxxxxxxxxxPSTAIREISLLxxxxxxxxx |
| |
| /P[^*]TAIRE[^*]{1,}?LL/ |
| xxxxxxxxxxxPSTAIREISLLxxxxxxxxx |
| |
| /(\.\d\d[1-9]?)\d+/ |
| 1.230003938 |
| 1.875000282 |
| 1.235 |
| |
| /(\.\d\d((?=0)|\d(?=\d)))/ |
| 1.230003938 |
| 1.875000282 |
| *** Failers |
| 1.235 |
| |
| /a(?)b/ |
| ab |
| |
| /\b(foo)\s+(\w+)/i |
| Food is on the foo table |
| |
| /foo(.*)bar/ |
| The food is under the bar in the barn. |
| |
| /foo(.*?)bar/ |
| The food is under the bar in the barn. |
| |
| /(.*)(\d*)/ |
| I have 2 numbers: 53147 |
| |
| /(.*)(\d+)/ |
| I have 2 numbers: 53147 |
| |
| /(.*?)(\d*)/ |
| I have 2 numbers: 53147 |
| |
| /(.*?)(\d+)/ |
| I have 2 numbers: 53147 |
| |
| /(.*)(\d+)$/ |
| I have 2 numbers: 53147 |
| |
| /(.*?)(\d+)$/ |
| I have 2 numbers: 53147 |
| |
| /(.*)\b(\d+)$/ |
| I have 2 numbers: 53147 |
| |
| /(.*\D)(\d+)$/ |
| I have 2 numbers: 53147 |
| |
| /^\D*(?!123)/ |
| ABC123 |
| |
| /^(\D*)(?=\d)(?!123)/ |
| ABC445 |
| *** Failers |
| ABC123 |
| |
| /^[W-]46]/ |
| W46]789 |
| -46]789 |
| *** Failers |
| Wall |
| Zebra |
| 42 |
| [abcd] |
| ]abcd[ |
| |
| /^[W-\]46]/ |
| W46]789 |
| Wall |
| Zebra |
| Xylophone |
| 42 |
| [abcd] |
| ]abcd[ |
| \\backslash |
| *** Failers |
| -46]789 |
| well |
| |
| /\d\d\/\d\d\/\d\d\d\d/ |
| 01/01/2000 |
| |
| /word (?:[a-zA-Z0-9]+ ){0,10}otherword/ |
| word cat dog elephant mussel cow horse canary baboon snake shark otherword |
| word cat dog elephant mussel cow horse canary baboon snake shark |
| |
| /word (?:[a-zA-Z0-9]+ ){0,300}otherword/ |
| word cat dog elephant mussel cow horse canary baboon snake shark the quick brown fox and the lazy dog and several other words getting close to thirty by now I hope |
| |
| /^(a){0,0}/ |
| bcd |
| abc |
| aab |
| |
| /^(a){0,1}/ |
| bcd |
| abc |
| aab |
| |
| /^(a){0,2}/ |
| bcd |
| abc |
| aab |
| |
| /^(a){0,3}/ |
| bcd |
| abc |
| aab |
| aaa |
| |
| /^(a){0,}/ |
| bcd |
| abc |
| aab |
| aaa |
| aaaaaaaa |
| |
| /^(a){1,1}/ |
| bcd |
| abc |
| aab |
| |
| /^(a){1,2}/ |
| bcd |
| abc |
| aab |
| |
| /^(a){1,3}/ |
| bcd |
| abc |
| aab |
| aaa |
| |
| /^(a){1,}/ |
| bcd |
| abc |
| aab |
| aaa |
| aaaaaaaa |
| |
| /.*\.gif/ |
| borfle\nbib.gif\nno |
| |
| /.{0,}\.gif/ |
| borfle\nbib.gif\nno |
| |
| /.*\.gif/m |
| borfle\nbib.gif\nno |
| |
| /.*\.gif/s |
| borfle\nbib.gif\nno |
| |
| /.*\.gif/ms |
| borfle\nbib.gif\nno |
| |
| /.*$/ |
| borfle\nbib.gif\nno |
| |
| /.*$/m |
| borfle\nbib.gif\nno |
| |
| /.*$/s |
| borfle\nbib.gif\nno |
| |
| /.*$/ms |
| borfle\nbib.gif\nno |
| |
| /.*$/ |
| borfle\nbib.gif\nno\n |
| |
| /.*$/m |
| borfle\nbib.gif\nno\n |
| |
| /.*$/s |
| borfle\nbib.gif\nno\n |
| |
| /.*$/ms |
| borfle\nbib.gif\nno\n |
| |
| /(.*X|^B)/ |
| abcde\n1234Xyz |
| BarFoo |
| *** Failers |
| abcde\nBar |
| |
| /(.*X|^B)/m |
| abcde\n1234Xyz |
| BarFoo |
| abcde\nBar |
| |
| /(.*X|^B)/s |
| abcde\n1234Xyz |
| BarFoo |
| *** Failers |
| abcde\nBar |
| |
| /(.*X|^B)/ms |
| abcde\n1234Xyz |
| BarFoo |
| abcde\nBar |
| |
| /(?s)(.*X|^B)/ |
| abcde\n1234Xyz |
| BarFoo |
| *** Failers |
| abcde\nBar |
| |
| /(?s:.*X|^B)/ |
| abcde\n1234Xyz |
| BarFoo |
| *** Failers |
| abcde\nBar |
| |
| /^.*B/ |
| **** Failers |
| abc\nB |
| |
| /(?s)^.*B/ |
| abc\nB |
| |
| /(?m)^.*B/ |
| abc\nB |
| |
| /(?ms)^.*B/ |
| abc\nB |
| |
| /(?ms)^B/ |
| abc\nB |
| |
| /(?s)B$/ |
| B\n |
| |
| /^[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]/ |
| 123456654321 |
| |
| /^\d\d\d\d\d\d\d\d\d\d\d\d/ |
| 123456654321 |
| |
| /^[\d][\d][\d][\d][\d][\d][\d][\d][\d][\d][\d][\d]/ |
| 123456654321 |
| |
| /^[abc]{12}/ |
| abcabcabcabc |
| |
| /^[a-c]{12}/ |
| abcabcabcabc |
| |
| /^(a|b|c){12}/ |
| abcabcabcabc |
| |
| /^[abcdefghijklmnopqrstuvwxy0123456789]/ |
| n |
| *** Failers |
| z |
| |
| /abcde{0,0}/ |
| abcd |
| *** Failers |
| abce |
| |
| /ab[cd]{0,0}e/ |
| abe |
| *** Failers |
| abcde |
| |
| /ab(c){0,0}d/ |
| abd |
| *** Failers |
| abcd |
| |
| /a(b*)/ |
| a |
| ab |
| abbbb |
| *** Failers |
| bbbbb |
| |
| /ab\d{0}e/ |
| abe |
| *** Failers |
| ab1e |
| |
| /"([^\\"]+|\\.)*"/ |
| the \"quick\" brown fox |
| \"the \\\"quick\\\" brown fox\" |
| |
| /.*?/g+ |
| abc |
| |
| /\b/g+ |
| abc |
| |
| /\b/+g |
| abc |
| |
| //g |
| abc |
| |
| /<tr([\w\W\s\d][^<>]{0,})><TD([\w\W\s\d][^<>]{0,})>([\d]{0,}\.)(.*)((<BR>([\w\W\s\d][^<>]{0,})|[\s]{0,}))<\/a><\/TD><TD([\w\W\s\d][^<>]{0,})>([\w\W\s\d][^<>]{0,})<\/TD><TD([\w\W\s\d][^<>]{0,})>([\w\W\s\d][^<>]{0,})<\/TD><\/TR>/is |
| <TR BGCOLOR='#DBE9E9'><TD align=left valign=top>43.<a href='joblist.cfm?JobID=94 6735&Keyword='>Word Processor<BR>(N-1286)</a></TD><TD align=left valign=top>Lega lstaff.com</TD><TD align=left valign=top>CA - Statewide</TD></TR> |
| |
| /a[^a]b/ |
| acb |
| a\nb |
| |
| /a.b/ |
| acb |
| *** Failers |
| a\nb |
| |
| /a[^a]b/s |
| acb |
| a\nb |
| |
| /a.b/s |
| acb |
| a\nb |
| |
| /^(b+?|a){1,2}?c/ |
| bac |
| bbac |
| bbbac |
| bbbbac |
| bbbbbac |
| |
| /^(b+|a){1,2}?c/ |
| bac |
| bbac |
| bbbac |
| bbbbac |
| bbbbbac |
| |
| /(?!\A)x/m |
| x\nb\n |
| a\bx\n |
| |
| /\x0{ab}/ |
| \0{ab} |
| |
| /(A|B)*?CD/ |
| CD |
| |
| /(A|B)*CD/ |
| CD |
| |
| /(AB)*?\1/ |
| ABABAB |
| |
| /(AB)*\1/ |
| ABABAB |
| |
| /(?<!bar)foo/ |
| foo |
| catfood |
| arfootle |
| rfoosh |
| *** Failers |
| barfoo |
| towbarfoo |
| |
| /\w{3}(?<!bar)foo/ |
| catfood |
| *** Failers |
| foo |
| barfoo |
| towbarfoo |
| |
| /(?<=(foo)a)bar/ |
| fooabar |
| *** Failers |
| bar |
| foobbar |
| |
| /\Aabc\z/m |
| abc |
| *** Failers |
| abc\n |
| qqq\nabc |
| abc\nzzz |
| qqq\nabc\nzzz |
| |
| "(?>.*/)foo" |
| /this/is/a/very/long/line/in/deed/with/very/many/slashes/in/it/you/see/ |
| |
| "(?>.*/)foo" |
| /this/is/a/very/long/line/in/deed/with/very/many/slashes/in/and/foo |
| |
| /(?>(\.\d\d[1-9]?))\d+/ |
| 1.230003938 |
| 1.875000282 |
| *** Failers |
| 1.235 |
| |
| /^((?>\w+)|(?>\s+))*$/ |
| now is the time for all good men to come to the aid of the party |
| *** Failers |
| this is not a line with only words and spaces! |
| |
| /(\d+)(\w)/ |
| 12345a |
| 12345+ |
| |
| /((?>\d+))(\w)/ |
| 12345a |
| *** Failers |
| 12345+ |
| |
| /(?>a+)b/ |
| aaab |
| |
| /((?>a+)b)/ |
| aaab |
| |
| /(?>(a+))b/ |
| aaab |
| |
| /(?>b)+/ |
| aaabbbccc |
| |
| /(?>a+|b+|c+)*c/ |
| aaabbbbccccd |
| |
| /((?>[^()]+)|\([^()]*\))+/ |
| ((abc(ade)ufh()()x |
| |
| /\(((?>[^()]+)|\([^()]+\))+\)/ |
| (abc) |
| (abc(def)xyz) |
| *** Failers |
| ((()aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
| |
| /a(?-i)b/i |
| ab |
| Ab |
| *** Failers |
| aB |
| AB |
| |
| /(a (?x)b c)d e/ |
| a bcd e |
| *** Failers |
| a b cd e |
| abcd e |
| a bcde |
| |
| /(a b(?x)c d (?-x)e f)/ |
| a bcde f |
| *** Failers |
| abcdef |
| |
| /(a(?i)b)c/ |
| abc |
| aBc |
| *** Failers |
| abC |
| aBC |
| Abc |
| ABc |
| ABC |
| AbC |
| |
| /a(?i:b)c/ |
| abc |
| aBc |
| *** Failers |
| ABC |
| abC |
| aBC |
| |
| /a(?i:b)*c/ |
| aBc |
| aBBc |
| *** Failers |
| aBC |
| aBBC |
| |
| /a(?=b(?i)c)\w\wd/ |
| abcd |
| abCd |
| *** Failers |
| aBCd |
| abcD |
| |
| /(?s-i:more.*than).*million/i |
| more than million |
| more than MILLION |
| more \n than Million |
| *** Failers |
| MORE THAN MILLION |
| more \n than \n million |
| |
| /(?:(?s-i)more.*than).*million/i |
| more than million |
| more than MILLION |
| more \n than Million |
| *** Failers |
| MORE THAN MILLION |
| more \n than \n million |
| |
| /(?>a(?i)b+)+c/ |
| abc |
| aBbc |
| aBBc |
| *** Failers |
| Abc |
| abAb |
| abbC |
| |
| /(?=a(?i)b)\w\wc/ |
| abc |
| aBc |
| *** Failers |
| Ab |
| abC |
| aBC |
| |
| /(?<=a(?i)b)(\w\w)c/ |
| abxxc |
| aBxxc |
| *** Failers |
| Abxxc |
| ABxxc |
| abxxC |
| |
| /(?:(a)|b)(?(1)A|B)/ |
| aA |
| bB |
| *** Failers |
| aB |
| bA |
| |
| /^(a)?(?(1)a|b)+$/ |
| aa |
| b |
| bb |
| *** Failers |
| ab |
| |
| /^(?(?=abc)\w{3}:|\d\d)$/ |
| abc: |
| 12 |
| *** Failers |
| 123 |
| xyz |
| |
| /^(?(?!abc)\d\d|\w{3}:)$/ |
| abc: |
| 12 |
| *** Failers |
| 123 |
| xyz |
| |
| /(?(?<=foo)bar|cat)/ |
| foobar |
| cat |
| fcat |
| focat |
| *** Failers |
| foocat |
| |
| /(?(?<!foo)cat|bar)/ |
| foobar |
| cat |
| fcat |
| focat |
| *** Failers |
| foocat |
| |
| /( \( )? [^()]+ (?(1) \) |) /x |
| abcd |
| (abcd) |
| the quick (abcd) fox |
| (abcd |
| |
| /( \( )? [^()]+ (?(1) \) ) /x |
| abcd |
| (abcd) |
| the quick (abcd) fox |
| (abcd |
| |
| /^(?(2)a|(1)(2))+$/ |
| 12 |
| 12a |
| 12aa |
| *** Failers |
| 1234 |
| |
| /((?i)blah)\s+\1/ |
| blah blah |
| BLAH BLAH |
| Blah Blah |
| blaH blaH |
| *** Failers |
| blah BLAH |
| Blah blah |
| blaH blah |
| |
| /((?i)blah)\s+(?i:\1)/ |
| blah blah |
| BLAH BLAH |
| Blah Blah |
| blaH blaH |
| blah BLAH |
| Blah blah |
| blaH blah |
| |
| /(?>a*)*/ |
| a |
| aa |
| aaaa |
| |
| /(abc|)+/ |
| abc |
| abcabc |
| abcabcabc |
| xyz |
| |
| /([a]*)*/ |
| a |
| aaaaa |
| |
| /([ab]*)*/ |
| a |
| b |
| ababab |
| aaaabcde |
| bbbb |
| |
| /([^a]*)*/ |
| b |
| bbbb |
| aaa |
| |
| /([^ab]*)*/ |
| cccc |
| abab |
| |
| /([a]*?)*/ |
| a |
| aaaa |
| |
| /([ab]*?)*/ |
| a |
| b |
| abab |
| baba |
| |
| /([^a]*?)*/ |
| b |
| bbbb |
| aaa |
| |
| /([^ab]*?)*/ |
| c |
| cccc |
| baba |
| |
| /(?>a*)*/ |
| a |
| aaabcde |
| |
| /((?>a*))*/ |
| aaaaa |
| aabbaa |
| |
| /((?>a*?))*/ |
| aaaaa |
| aabbaa |
| |
| /(?(?=[^a-z]+[a-z]) \d{2}-[a-z]{3}-\d{2} | \d{2}-\d{2}-\d{2} ) /x |
| 12-sep-98 |
| 12-09-98 |
| *** Failers |
| sep-12-98 |
| |
| /(?<=(foo))bar\1/ |
| foobarfoo |
| foobarfootling |
| *** Failers |
| foobar |
| barfoo |
| |
| /(?i:saturday|sunday)/ |
| saturday |
| sunday |
| Saturday |
| Sunday |
| SATURDAY |
| SUNDAY |
| SunDay |
| |
| /(a(?i)bc|BB)x/ |
| abcx |
| aBCx |
| bbx |
| BBx |
| *** Failers |
| abcX |
| aBCX |
| bbX |
| BBX |
| |
| /^([ab](?i)[cd]|[ef])/ |
| ac |
| aC |
| bD |
| elephant |
| Europe |
| frog |
| France |
| *** Failers |
| Africa |
| |
| /^(ab|a(?i)[b-c](?m-i)d|x(?i)y|z)/ |
| ab |
| aBd |
| xy |
| xY |
| zebra |
| Zambesi |
| *** Failers |
| aCD |
| XY |
| |
| /(?<=foo\n)^bar/m |
| foo\nbar |
| *** Failers |
| bar |
| baz\nbar |
| |
| /(?<=(?<!foo)bar)baz/ |
| barbaz |
| barbarbaz |
| koobarbaz |
| *** Failers |
| baz |
| foobarbaz |
| |
| /The cases of aaaa and aaaaaa are missed out below because Perl does things/ |
| /differently. We know that odd, and maybe incorrect, things happen with/ |
| /recursive references in Perl, as far as 5.11.3 - see some stuff in test #2./ |
| |
| /^(a\1?){4}$/ |
| a |
| aa |
| aaa |
| aaaaa |
| aaaaaaa |
| aaaaaaaa |
| aaaaaaaaa |
| aaaaaaaaaa |
| aaaaaaaaaaa |
| aaaaaaaaaaaa |
| aaaaaaaaaaaaa |
| aaaaaaaaaaaaaa |
| aaaaaaaaaaaaaaa |
| aaaaaaaaaaaaaaaa |
| |
| /^(a\1?)(a\1?)(a\2?)(a\3?)$/ |
| a |
| aa |
| aaa |
| aaaa |
| aaaaa |
| aaaaaa |
| aaaaaaa |
| aaaaaaaa |
| aaaaaaaaa |
| aaaaaaaaaa |
| aaaaaaaaaaa |
| aaaaaaaaaaaa |
| aaaaaaaaaaaaa |
| aaaaaaaaaaaaaa |
| aaaaaaaaaaaaaaa |
| aaaaaaaaaaaaaaaa |
| |
| /The following tests are taken from the Perl 5.005 test suite; some of them/ |
| /are compatible with 5.004, but I'd rather not have to sort them out./ |
| |
| /abc/ |
| abc |
| xabcy |
| ababc |
| *** Failers |
| xbc |
| axc |
| abx |
| |
| /ab*c/ |
| abc |
| |
| /ab*bc/ |
| abc |
| abbc |
| abbbbc |
| |
| /.{1}/ |
| abbbbc |
| |
| /.{3,4}/ |
| abbbbc |
| |
| /ab{0,}bc/ |
| abbbbc |
| |
| /ab+bc/ |
| abbc |
| *** Failers |
| abc |
| abq |
| |
| /ab{1,}bc/ |
| |
| /ab+bc/ |
| abbbbc |
| |
| /ab{1,}bc/ |
| abbbbc |
| |
| /ab{1,3}bc/ |
| abbbbc |
| |
| /ab{3,4}bc/ |
| abbbbc |
| |
| /ab{4,5}bc/ |
| *** Failers |
| abq |
| abbbbc |
| |
| /ab?bc/ |
| abbc |
| abc |
| |
| /ab{0,1}bc/ |
| abc |
| |
| /ab?bc/ |
| |
| /ab?c/ |
| abc |
| |
| /ab{0,1}c/ |
| abc |
| |
| /^abc$/ |
| abc |
| *** Failers |
| abbbbc |
| abcc |
| |
| /^abc/ |
| abcc |
| |
| /^abc$/ |
| |
| /abc$/ |
| aabc |
| *** Failers |
| aabc |
| aabcd |
| |
| /^/ |
| abc |
| |
| /$/ |
| abc |
| |
| /a.c/ |
| abc |
| axc |
| |
| /a.*c/ |
| axyzc |
| |
| /a[bc]d/ |
| abd |
| *** Failers |
| axyzd |
| abc |
| |
| /a[b-d]e/ |
| ace |
| |
| /a[b-d]/ |
| aac |
| |
| /a[-b]/ |
| a- |
| |
| /a[b-]/ |
| a- |
| |
| /a]/ |
| a] |
| |
| /a[]]b/ |
| a]b |
| |
| /a[^bc]d/ |
| aed |
| *** Failers |
| abd |
| abd |
| |
| /a[^-b]c/ |
| adc |
| |
| /a[^]b]c/ |
| adc |
| *** Failers |
| a-c |
| a]c |
| |
| /\ba\b/ |
| a- |
| -a |
| -a- |
| |
| /\by\b/ |
| *** Failers |
| xy |
| yz |
| xyz |
| |
| /\Ba\B/ |
| *** Failers |
| a- |
| -a |
| -a- |
| |
| /\By\b/ |
| xy |
| |
| /\by\B/ |
| yz |
| |
| /\By\B/ |
| xyz |
| |
| /\w/ |
| a |
| |
| /\W/ |
| - |
| *** Failers |
| - |
| a |
| |
| /a\sb/ |
| a b |
| |
| /a\Sb/ |
| a-b |
| *** Failers |
| a-b |
| a b |
| |
| /\d/ |
| 1 |
| |
| /\D/ |
| - |
| *** Failers |
| - |
| 1 |
| |
| /[\w]/ |
| a |
| |
| /[\W]/ |
| - |
| *** Failers |
| - |
| a |
| |
| /a[\s]b/ |
| a b |
| |
| /a[\S]b/ |
| a-b |
| *** Failers |
| a-b |
| a b |
| |
| /[\d]/ |
| 1 |
| |
| /[\D]/ |
| - |
| *** Failers |
| - |
| 1 |
| |
| /ab|cd/ |
| abc |
| abcd |
| |
| /()ef/ |
| def |
| |
| /$b/ |
| |
| /a\(b/ |
| a(b |
| |
| /a\(*b/ |
| ab |
| a((b |
| |
| /a\\b/ |
| a\b |
| |
| /((a))/ |
| abc |
| |
| /(a)b(c)/ |
| abc |
| |
| /a+b+c/ |
| aabbabc |
| |
| /a{1,}b{1,}c/ |
| aabbabc |
| |
| /a.+?c/ |
| abcabc |
| |
| /(a+|b)*/ |
| ab |
| |
| /(a+|b){0,}/ |
| ab |
| |
| /(a+|b)+/ |
| ab |
| |
| /(a+|b){1,}/ |
| ab |
| |
| /(a+|b)?/ |
| ab |
| |
| /(a+|b){0,1}/ |
| ab |
| |
| /[^ab]*/ |
| cde |
| |
| /abc/ |
| *** Failers |
| b |
| |
| |
| /a*/ |
| |
| |
| /([abc])*d/ |
| abbbcd |
| |
| /([abc])*bcd/ |
| abcd |
| |
| /a|b|c|d|e/ |
| e |
| |
| /(a|b|c|d|e)f/ |
| ef |
| |
| /abcd*efg/ |
| abcdefg |
| |
| /ab*/ |
| xabyabbbz |
| xayabbbz |
| |
| /(ab|cd)e/ |
| abcde |
| |
| /[abhgefdc]ij/ |
| hij |
| |
| /^(ab|cd)e/ |
| |
| /(abc|)ef/ |
| abcdef |
| |
| /(a|b)c*d/ |
| abcd |
| |
| /(ab|ab*)bc/ |
| abc |
| |
| /a([bc]*)c*/ |
| abc |
| |
| /a([bc]*)(c*d)/ |
| abcd |
| |
| /a([bc]+)(c*d)/ |
| abcd |
| |
| /a([bc]*)(c+d)/ |
| abcd |
| |
| /a[bcd]*dcdcde/ |
| adcdcde |
| |
| /a[bcd]+dcdcde/ |
| *** Failers |
| abcde |
| adcdcde |
| |
| /(ab|a)b*c/ |
| abc |
| |
| /((a)(b)c)(d)/ |
| abcd |
| |
| /[a-zA-Z_][a-zA-Z0-9_]*/ |
| alpha |
| |
| /^a(bc+|b[eh])g|.h$/ |
| abh |
| |
| /(bc+d$|ef*g.|h?i(j|k))/ |
| effgz |
| ij |
| reffgz |
| *** Failers |
| effg |
| bcdd |
| |
| /((((((((((a))))))))))/ |
| a |
| |
| /((((((((((a))))))))))\10/ |
| aa |
| |
| /(((((((((a)))))))))/ |
| a |
| |
| /multiple words of text/ |
| *** Failers |
| aa |
| uh-uh |
| |
| /multiple words/ |
| multiple words, yeah |
| |
| /(.*)c(.*)/ |
| abcde |
| |
| /\((.*), (.*)\)/ |
| (a, b) |
| |
| /[k]/ |
| |
| /abcd/ |
| abcd |
| |
| /a(bc)d/ |
| abcd |
| |
| /a[-]?c/ |
| ac |
| |
| /(abc)\1/ |
| abcabc |
| |
| /([a-c]*)\1/ |
| abcabc |
| |
| /(a)|\1/ |
| a |
| *** Failers |
| ab |
| x |
| |
| /(([a-c])b*?\2)*/ |
| ababbbcbc |
| |
| /(([a-c])b*?\2){3}/ |
| ababbbcbc |
| |
| /((\3|b)\2(a)x)+/ |
| aaaxabaxbaaxbbax |
| |
| /((\3|b)\2(a)){2,}/ |
| bbaababbabaaaaabbaaaabba |
| |
| /abc/i |
| ABC |
| XABCY |
| ABABC |
| *** Failers |
| aaxabxbaxbbx |
| XBC |
| AXC |
| ABX |
| |
| /ab*c/i |
| ABC |
| |
| /ab*bc/i |
| ABC |
| ABBC |
| |
| /ab*?bc/i |
| ABBBBC |
| |
| /ab{0,}?bc/i |
| ABBBBC |
| |
| /ab+?bc/i |
| ABBC |
| |
| /ab+bc/i |
| *** Failers |
| ABC |
| ABQ |
| |
| /ab{1,}bc/i |
| |
| /ab+bc/i |
| ABBBBC |
| |
| /ab{1,}?bc/i |
| ABBBBC |
| |
| /ab{1,3}?bc/i |
| ABBBBC |
| |
| /ab{3,4}?bc/i |
| ABBBBC |
| |
| /ab{4,5}?bc/i |
| *** Failers |
| ABQ |
| ABBBBC |
| |
| /ab??bc/i |
| ABBC |
| ABC |
| |
| /ab{0,1}?bc/i |
| ABC |
| |
| /ab??bc/i |
| |
| /ab??c/i |
| ABC |
| |
| /ab{0,1}?c/i |
| ABC |
| |
| /^abc$/i |
| ABC |
| *** Failers |
| ABBBBC |
| ABCC |
| |
| /^abc/i |
| ABCC |
| |
| /^abc$/i |
| |
| /abc$/i |
| AABC |
| |
| /^/i |
| ABC |
| |
| /$/i |
| ABC |
| |
| /a.c/i |
| ABC |
| AXC |
| |
| /a.*?c/i |
| AXYZC |
| |
| /a.*c/i |
| *** Failers |
| AABC |
| AXYZD |
| |
| /a[bc]d/i |
| ABD |
| |
| /a[b-d]e/i |
| ACE |
| *** Failers |
| ABC |
| ABD |
| |
| /a[b-d]/i |
| AAC |
| |
| /a[-b]/i |
| A- |
| |
| /a[b-]/i |
| A- |
| |
| /a]/i |
| A] |
| |
| /a[]]b/i |
| A]B |
| |
| /a[^bc]d/i |
| AED |
| |
| /a[^-b]c/i |
| ADC |
| *** Failers |
| ABD |
| A-C |
| |
| /a[^]b]c/i |
| ADC |
| |
| /ab|cd/i |
| ABC |
| ABCD |
| |
| /()ef/i |
| DEF |
| |
| /$b/i |
| *** Failers |
| A]C |
| B |
| |
| /a\(b/i |
| A(B |
| |
| /a\(*b/i |
| AB |
| A((B |
| |
| /a\\b/i |
| A\B |
| |
| /((a))/i |
| ABC |
| |
| /(a)b(c)/i |
| ABC |
| |
| /a+b+c/i |
| AABBABC |
| |
| /a{1,}b{1,}c/i |
| AABBABC |
| |
| /a.+?c/i |
| ABCABC |
| |
| /a.*?c/i |
| ABCABC |
| |
| /a.{0,5}?c/i |
| ABCABC |
| |
| /(a+|b)*/i |
| AB |
| |
| /(a+|b){0,}/i |
| AB |
| |
| /(a+|b)+/i |
| AB |
| |
| /(a+|b){1,}/i |
| AB |
| |
| /(a+|b)?/i |
| AB |
| |
| /(a+|b){0,1}/i |
| AB |
| |
| /(a+|b){0,1}?/i |
| AB |
| |
| /[^ab]*/i |
| CDE |
| |
| /abc/i |
| |
| /a*/i |
| |
| |
| /([abc])*d/i |
| ABBBCD |
| |
| /([abc])*bcd/i |
| ABCD |
| |
| /a|b|c|d|e/i |
| E |
| |
| /(a|b|c|d|e)f/i |
| EF |
| |
| /abcd*efg/i |
| ABCDEFG |
| |
| /ab*/i |
| XABYABBBZ |
| XAYABBBZ |
| |
| /(ab|cd)e/i |
| ABCDE |
| |
| /[abhgefdc]ij/i |
| HIJ |
| |
| /^(ab|cd)e/i |
| ABCDE |
| |
| /(abc|)ef/i |
| ABCDEF |
| |
| /(a|b)c*d/i |
| ABCD |
| |
| /(ab|ab*)bc/i |
| ABC |
| |
| /a([bc]*)c*/i |
| ABC |
| |
| /a([bc]*)(c*d)/i |
| ABCD |
| |
| /a([bc]+)(c*d)/i |
| ABCD |
| |
| /a([bc]*)(c+d)/i |
| ABCD |
| |
| /a[bcd]*dcdcde/i |
| ADCDCDE |
| |
| /a[bcd]+dcdcde/i |
| |
| /(ab|a)b*c/i |
| ABC |
| |
| /((a)(b)c)(d)/i |
| ABCD |
| |
| /[a-zA-Z_][a-zA-Z0-9_]*/i |
| ALPHA |
| |
| /^a(bc+|b[eh])g|.h$/i |
| ABH |
| |
| /(bc+d$|ef*g.|h?i(j|k))/i |
| EFFGZ |
| IJ |
| REFFGZ |
| *** Failers |
| ADCDCDE |
| EFFG |
| BCDD |
| |
| /((((((((((a))))))))))/i |
| A |
| |
| /((((((((((a))))))))))\10/i |
| AA |
| |
| /(((((((((a)))))))))/i |
| A |
| |
| /(?:(?:(?:(?:(?:(?:(?:(?:(?:(a))))))))))/i |
| A |
| |
| /(?:(?:(?:(?:(?:(?:(?:(?:(?:(a|b|c))))))))))/i |
| C |
| |
| /multiple words of text/i |
| *** Failers |
| AA |
| UH-UH |
| |
| /multiple words/i |
| MULTIPLE WORDS, YEAH |
| |
| /(.*)c(.*)/i |
| ABCDE |
| |
| /\((.*), (.*)\)/i |
| (A, B) |
| |
| /[k]/i |
| |
| /abcd/i |
| ABCD |
| |
| /a(bc)d/i |
| ABCD |
| |
| /a[-]?c/i |
| AC |
| |
| /(abc)\1/i |
| ABCABC |
| |
| /([a-c]*)\1/i |
| ABCABC |
| |
| /a(?!b)./ |
| abad |
| |
| /a(?=d)./ |
| abad |
| |
| /a(?=c|d)./ |
| abad |
| |
| /a(?:b|c|d)(.)/ |
| ace |
| |
| /a(?:b|c|d)*(.)/ |
| ace |
| |
| /a(?:b|c|d)+?(.)/ |
| ace |
| acdbcdbe |
| |
| /a(?:b|c|d)+(.)/ |
| acdbcdbe |
| |
| /a(?:b|c|d){2}(.)/ |
| acdbcdbe |
| |
| /a(?:b|c|d){4,5}(.)/ |
| acdbcdbe |
| |
| /a(?:b|c|d){4,5}?(.)/ |
| acdbcdbe |
| |
| /((foo)|(bar))*/ |
| foobar |
| |
| /a(?:b|c|d){6,7}(.)/ |
| acdbcdbe |
| |
| /a(?:b|c|d){6,7}?(.)/ |
| acdbcdbe |
| |
| /a(?:b|c|d){5,6}(.)/ |
| acdbcdbe |
| |
| /a(?:b|c|d){5,6}?(.)/ |
| acdbcdbe |
| |
| /a(?:b|c|d){5,7}(.)/ |
| acdbcdbe |
| |
| /a(?:b|c|d){5,7}?(.)/ |
| acdbcdbe |
| |
| /a(?:b|(c|e){1,2}?|d)+?(.)/ |
| ace |
| |
| /^(.+)?B/ |
| AB |
| |
| /^([^a-z])|(\^)$/ |
| . |
| |
| /^[<>]&/ |
| <&OUT |
| |
| /^(a\1?){4}$/ |
| aaaaaaaaaa |
| *** Failers |
| AB |
| aaaaaaaaa |
| aaaaaaaaaaa |
| |
| /^(a(?(1)\1)){4}$/ |
| aaaaaaaaaa |
| *** Failers |
| aaaaaaaaa |
| aaaaaaaaaaa |
| |
| /(?:(f)(o)(o)|(b)(a)(r))*/ |
| foobar |
| |
| /(?<=a)b/ |
| ab |
| *** Failers |
| cb |
| b |
| |
| /(?<!c)b/ |
| ab |
| b |
| b |
| |
| /(?:..)*a/ |
| aba |
| |
| /(?:..)*?a/ |
| aba |
| |
| /^(?:b|a(?=(.)))*\1/ |
| abc |
| |
| /^(){3,5}/ |
| abc |
| |
| /^(a+)*ax/ |
| aax |
| |
| /^((a|b)+)*ax/ |
| aax |
| |
| /^((a|bc)+)*ax/ |
| aax |
| |
| /(a|x)*ab/ |
| cab |
| |
| /(a)*ab/ |
| cab |
| |
| /(?:(?i)a)b/ |
| ab |
| |
| /((?i)a)b/ |
| ab |
| |
| /(?:(?i)a)b/ |
| Ab |
| |
| /((?i)a)b/ |
| Ab |
| |
| /(?:(?i)a)b/ |
| *** Failers |
| cb |
| aB |
| |
| /((?i)a)b/ |
| |
| /(?i:a)b/ |
| ab |
| |
| /((?i:a))b/ |
| ab |
| |
| /(?i:a)b/ |
| Ab |
| |
| /((?i:a))b/ |
| Ab |
| |
| /(?i:a)b/ |
| *** Failers |
| aB |
| aB |
| |
| /((?i:a))b/ |
| |
| /(?:(?-i)a)b/i |
| ab |
| |
| /((?-i)a)b/i |
| ab |
| |
| /(?:(?-i)a)b/i |
| aB |
| |
| /((?-i)a)b/i |
| aB |
| |
| /(?:(?-i)a)b/i |
| *** Failers |
| aB |
| Ab |
| |
| /((?-i)a)b/i |
| |
| /(?:(?-i)a)b/i |
| aB |
| |
| /((?-i)a)b/i |
| aB |
| |
| /(?:(?-i)a)b/i |
| *** Failers |
| Ab |
| AB |
| |
| /((?-i)a)b/i |
| |
| /(?-i:a)b/i |
| ab |
| |
| /((?-i:a))b/i |
| ab |
| |
| /(?-i:a)b/i |
| aB |
| |
| /((?-i:a))b/i |
| aB |
| |
| /(?-i:a)b/i |
| *** Failers |
| AB |
| Ab |
| |
| /((?-i:a))b/i |
| |
| /(?-i:a)b/i |
| aB |
| |
| /((?-i:a))b/i |
| aB |
| |
| /(?-i:a)b/i |
| *** Failers |
| Ab |
| AB |
| |
| /((?-i:a))b/i |
| |
| /((?-i:a.))b/i |
| *** Failers |
| AB |
| a\nB |
| |
| /((?s-i:a.))b/i |
| a\nB |
| |
| /(?:c|d)(?:)(?:a(?:)(?:b)(?:b(?:))(?:b(?:)(?:b)))/ |
| cabbbb |
| |
| /(?:c|d)(?:)(?:aaaaaaaa(?:)(?:bbbbbbbb)(?:bbbbbbbb(?:))(?:bbbbbbbb(?:)(?:bbbbbbbb)))/ |
| caaaaaaaabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
| |
| /(ab)\d\1/i |
| Ab4ab |
| ab4Ab |
| |
| /foo\w*\d{4}baz/ |
| foobar1234baz |
| |
| /x(~~)*(?:(?:F)?)?/ |
| x~~ |
| |
| /^a(?#xxx){3}c/ |
| aaac |
| |
| /^a (?#xxx) (?#yyy) {3}c/x |
| aaac |
| |
| /(?<![cd])b/ |
| *** Failers |
| B\nB |
| dbcb |
| |
| /(?<![cd])[ab]/ |
| dbaacb |
| |
| /(?<!(c|d))b/ |
| |
| /(?<!(c|d))[ab]/ |
| dbaacb |
| |
| /(?<!cd)[ab]/ |
| cdaccb |
| |
| /^(?:a?b?)*$/ |
| \ |
| a |
| ab |
| aaa |
| *** Failers |
| dbcb |
| a-- |
| aa-- |
| |
| /((?s)^a(.))((?m)^b$)/ |
| a\nb\nc\n |
| |
| /((?m)^b$)/ |
| a\nb\nc\n |
| |
| /(?m)^b/ |
| a\nb\n |
| |
| /(?m)^(b)/ |
| a\nb\n |
| |
| /((?m)^b)/ |
| a\nb\n |
| |
| /\n((?m)^b)/ |
| a\nb\n |
| |
| /((?s).)c(?!.)/ |
| a\nb\nc\n |
| a\nb\nc\n |
| |
| /((?s)b.)c(?!.)/ |
| a\nb\nc\n |
| a\nb\nc\n |
| |
| /^b/ |
| |
| /()^b/ |
| *** Failers |
| a\nb\nc\n |
| a\nb\nc\n |
| |
| /((?m)^b)/ |
| a\nb\nc\n |
| |
| /(x)?(?(1)a|b)/ |
| *** Failers |
| a |
| a |
| |
| /(x)?(?(1)b|a)/ |
| a |
| |
| /()?(?(1)b|a)/ |
| a |
| |
| /()(?(1)b|a)/ |
| |
| /()?(?(1)a|b)/ |
| a |
| |
| /^(\()?blah(?(1)(\)))$/ |
| (blah) |
| blah |
| *** Failers |
| a |
| blah) |
| (blah |
| |
| /^(\(+)?blah(?(1)(\)))$/ |
| (blah) |
| blah |
| *** Failers |
| blah) |
| (blah |
| |
| /(?(?!a)a|b)/ |
| |
| /(?(?!a)b|a)/ |
| a |
| |
| /(?(?=a)b|a)/ |
| *** Failers |
| a |
| a |
| |
| /(?(?=a)a|b)/ |
| a |
| |
| /(?=(a+?))(\1ab)/ |
| aaab |
| |
| /^(?=(a+?))\1ab/ |
| |
| /(\w+:)+/ |
| one: |
| |
| /$(?<=^(a))/ |
| a |
| |
| /(?=(a+?))(\1ab)/ |
| aaab |
| |
| /^(?=(a+?))\1ab/ |
| *** Failers |
| aaab |
| aaab |
| |
| /([\w:]+::)?(\w+)$/ |
| abcd |
| xy:z:::abcd |
| |
| /^[^bcd]*(c+)/ |
| aexycd |
| |
| /(a*)b+/ |
| caab |
| |
| /([\w:]+::)?(\w+)$/ |
| abcd |
| xy:z:::abcd |
| *** Failers |
| abcd: |
| abcd: |
| |
| /^[^bcd]*(c+)/ |
| aexycd |
| |
| /(>a+)ab/ |
| |
| /(?>a+)b/ |
| aaab |
| |
| /([[:]+)/ |
| a:[b]: |
| |
| /([[=]+)/ |
| a=[b]= |
| |
| /([[.]+)/ |
| a.[b]. |
| |
| /((?>a+)b)/ |
| aaab |
| |
| /(?>(a+))b/ |
| aaab |
| |
| /((?>[^()]+)|\([^()]*\))+/ |
| ((abc(ade)ufh()()x |
| |
| /a\Z/ |
| *** Failers |
| aaab |
| a\nb\n |
| |
| /b\Z/ |
| a\nb\n |
| |
| /b\z/ |
| |
| /b\Z/ |
| a\nb |
| |
| /b\z/ |
| a\nb |
| *** Failers |
| |
| /^(?>(?(1)\.|())[^\W_](?>[a-z0-9-]*[^\W_])?)+$/ |
| a |
| abc |
| a-b |
| 0-9 |
| a.b |
| 5.6.7 |
| the.quick.brown.fox |
| a100.b200.300c |
| 12-ab.1245 |
| *** Failers |
| \ |
| .a |
| -a |
| a- |
| a. |
| a_b |
| a.- |
| a.. |
| ab..bc |
| the.quick.brown.fox- |
| the.quick.brown.fox. |
| the.quick.brown.fox_ |
| the.quick.brown.fox+ |
| |
| /(?>.*)(?<=(abcd|wxyz))/ |
| alphabetabcd |
| endingwxyz |
| *** Failers |
| a rather long string that doesn't end with one of them |
| |
| /word (?>(?:(?!otherword)[a-zA-Z0-9]+ ){0,30})otherword/ |
| word cat dog elephant mussel cow horse canary baboon snake shark otherword |
| word cat dog elephant mussel cow horse canary baboon snake shark |
| |
| /word (?>[a-zA-Z0-9]+ ){0,30}otherword/ |
| word cat dog elephant mussel cow horse canary baboon snake shark the quick brown fox and the lazy dog and several other words getting close to thirty by now I hope |
| |
| /(?<=\d{3}(?!999))foo/ |
| 999foo |
| 123999foo |
| *** Failers |
| 123abcfoo |
| |
| /(?<=(?!...999)\d{3})foo/ |
| 999foo |
| 123999foo |
| *** Failers |
| 123abcfoo |
| |
| /(?<=\d{3}(?!999)...)foo/ |
| 123abcfoo |
| 123456foo |
| *** Failers |
| 123999foo |
| |
| /(?<=\d{3}...)(?<!999)foo/ |
| 123abcfoo |
| 123456foo |
| *** Failers |
| 123999foo |
| |
| /<a[\s]+href[\s]*=[\s]* # find <a href= |
| ([\"\'])? # find single or double quote |
| (?(1) (.*?)\1 | ([^\s]+)) # if quote found, match up to next matching |
| # quote, otherwise match up to next space |
| /isx |
| <a href=abcd xyz |
| <a href=\"abcd xyz pqr\" cats |
| <a href=\'abcd xyz pqr\' cats |
| |
| /<a\s+href\s*=\s* # find <a href= |
| (["'])? # find single or double quote |
| (?(1) (.*?)\1 | (\S+)) # if quote found, match up to next matching |
| # quote, otherwise match up to next space |
| /isx |
| <a href=abcd xyz |
| <a href=\"abcd xyz pqr\" cats |
| <a href = \'abcd xyz pqr\' cats |
| |
| /<a\s+href(?>\s*)=(?>\s*) # find <a href= |
| (["'])? # find single or double quote |
| (?(1) (.*?)\1 | (\S+)) # if quote found, match up to next matching |
| # quote, otherwise match up to next space |
| /isx |
| <a href=abcd xyz |
| <a href=\"abcd xyz pqr\" cats |
| <a href = \'abcd xyz pqr\' cats |
| |
| /((Z)+|A)*/ |
| ZABCDEFG |
| |
| /(Z()|A)*/ |
| ZABCDEFG |
| |
| /(Z(())|A)*/ |
| ZABCDEFG |
| |
| /((?>Z)+|A)*/ |
| ZABCDEFG |
| |
| /((?>)+|A)*/ |
| ZABCDEFG |
| |
| /a*/g |
| abbab |
| |
| /^[\d-a]/ |
| abcde |
| -things |
| 0digit |
| *** Failers |
| bcdef |
| |
| /[[:space:]]+/ |
| > \x09\x0a\x0c\x0d\x0b< |
| |
| /[[:blank:]]+/ |
| > \x09\x0a\x0c\x0d\x0b< |
| |
| /[\s]+/ |
| > \x09\x0a\x0c\x0d\x0b< |
| |
| /\s+/ |
| > \x09\x0a\x0c\x0d\x0b< |
| |
| /ab/x |
| ab |
| |
| /(?!\A)x/m |
| a\nxb\n |
| |
| /(?!^)x/m |
| a\nxb\n |
| |
| /abc\Qabc\Eabc/ |
| abcabcabc |
| |
| /abc\Q(*+|\Eabc/ |
| abc(*+|abc |
| |
| / abc\Q abc\Eabc/x |
| abc abcabc |
| *** Failers |
| abcabcabc |
| |
| /abc#comment |
| \Q#not comment |
| literal\E/x |
| abc#not comment\n literal |
| |
| /abc#comment |
| \Q#not comment |
| literal/x |
| abc#not comment\n literal |
| |
| /abc#comment |
| \Q#not comment |
| literal\E #more comment |
| /x |
| abc#not comment\n literal |
| |
| /abc#comment |
| \Q#not comment |
| literal\E #more comment/x |
| abc#not comment\n literal |
| |
| /\Qabc\$xyz\E/ |
| abc\\\$xyz |
| |
| /\Qabc\E\$\Qxyz\E/ |
| abc\$xyz |
| |
| /\Gabc/ |
| abc |
| *** Failers |
| xyzabc |
| |
| /\Gabc./g |
| abc1abc2xyzabc3 |
| |
| /abc./g |
| abc1abc2xyzabc3 |
| |
| /a(?x: b c )d/ |
| XabcdY |
| *** Failers |
| Xa b c d Y |
| |
| /((?x)x y z | a b c)/ |
| XabcY |
| AxyzB |
| |
| /(?i)AB(?-i)C/ |
| XabCY |
| *** Failers |
| XabcY |
| |
| /((?i)AB(?-i)C|D)E/ |
| abCE |
| DE |
| *** Failers |
| abcE |
| abCe |
| dE |
| De |
| |
| /(.*)\d+\1/ |
| abc123abc |
| abc123bc |
| |
| /(.*)\d+\1/s |
| abc123abc |
| abc123bc |
| |
| /((.*))\d+\1/ |
| abc123abc |
| abc123bc |
| |
| /-- This tests for an IPv6 address in the form where it can have up to |
| eight components, one and only one of which is empty. This must be |
| an internal component. --/ |
| |
| /^(?!:) # colon disallowed at start |
| (?: # start of item |
| (?: [0-9a-f]{1,4} | # 1-4 hex digits or |
| (?(1)0 | () ) ) # if null previously matched, fail; else null |
| : # followed by colon |
| ){1,7} # end item; 1-7 of them required |
| [0-9a-f]{1,4} $ # final hex number at end of string |
| (?(1)|.) # check that there was an empty component |
| /xi |
| a123::a123 |
| a123:b342::abcd |
| a123:b342::324e:abcd |
| a123:ddde:b342::324e:abcd |
| a123:ddde:b342::324e:dcba:abcd |
| a123:ddde:9999:b342::324e:dcba:abcd |
| *** Failers |
| 1:2:3:4:5:6:7:8 |
| a123:bce:ddde:9999:b342::324e:dcba:abcd |
| a123::9999:b342::324e:dcba:abcd |
| abcde:2:3:4:5:6:7:8 |
| ::1 |
| abcd:fee0:123:: |
| :1 |
| 1: |
| |
| /[z\Qa-d]\E]/ |
| z |
| a |
| - |
| d |
| ] |
| *** Failers |
| b |
| |
| /[\z\C]/ |
| z |
| C |
| |
| /\M/ |
| M |
| |
| /(a+)*b/ |
| aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
| |
| /(?i)reg(?:ul(?:[aä]|ae)r|ex)/ |
| REGular |
| regulaer |
| Regex |
| regulär |
| |
| /Åæåä[à-ÿÀ-ß]+/ |
| Åæåäà |
| Åæåäÿ |
| ÅæåäÀ |
| Åæåäß |
| |
| /(?<=Z)X./ |
| \x84XAZXB |
| |
| /ab cd (?x) de fg/ |
| ab cd defg |
| |
| /ab cd(?x) de fg/ |
| ab cddefg |
| ** Failers |
| abcddefg |
| |
| /(?<![^f]oo)(bar)/ |
| foobarX |
| ** Failers |
| boobarX |
| |
| /(?<![^f])X/ |
| offX |
| ** Failers |
| onyX |
| |
| /(?<=[^f])X/ |
| onyX |
| ** Failers |
| offX |
| |
| /^/mg |
| a\nb\nc\n |
| \ |
| |
| /(?<=C\n)^/mg |
| A\nC\nC\n |
| |
| /(?:(?(1)a|b)(X))+/ |
| bXaX |
| |
| /(?:(?(1)\1a|b)(X|Y))+/ |
| bXXaYYaY |
| bXYaXXaX |
| |
| /()()()()()()()()()(?:(?(10)\10a|b)(X|Y))+/ |
| bXXaYYaY |
| |
| /[[,abc,]+]/ |
| abc] |
| a,b] |
| [a,b,c] |
| |
| /(?-x: )/x |
| A\x20B |
| |
| "(?x)(?-x: \s*#\s*)" |
| A # B |
| ** Failers |
| # |
| |
| "(?x-is)(?:(?-ixs) \s*#\s*) include" |
| A #include |
| ** Failers |
| A#include |
| A #Include |
| |
| /a*b*\w/ |
| aaabbbb |
| aaaa |
| a |
| |
| /a*b?\w/ |
| aaabbbb |
| aaaa |
| a |
| |
| /a*b{0,4}\w/ |
| aaabbbb |
| aaaa |
| a |
| |
| /a*b{0,}\w/ |
| aaabbbb |
| aaaa |
| a |
| |
| /a*\d*\w/ |
| 0a |
| a |
| |
| /a*b *\w/x |
| a |
| |
| /a*b#comment |
| *\w/x |
| a |
| |
| /a* b *\w/x |
| a |
| |
| /^\w+=.*(\\\n.*)*/ |
| abc=xyz\\\npqr |
| |
| /(?=(\w+))\1:/ |
| abcd: |
| |
| /^(?=(\w+))\1:/ |
| abcd: |
| |
| /^\Eabc/ |
| abc |
| |
| /^[\Eabc]/ |
| a |
| ** Failers |
| E |
| |
| /^[a-\Ec]/ |
| b |
| ** Failers |
| - |
| E |
| |
| /^[a\E\E-\Ec]/ |
| b |
| ** Failers |
| - |
| E |
| |
| /^[\E\Qa\E-\Qz\E]+/ |
| b |
| ** Failers |
| - |
| |
| /^[a\Q]bc\E]/ |
| a |
| ] |
| c |
| |
| /^[a-\Q\E]/ |
| a |
| - |
| |
| /^(a()*)*/ |
| aaaa |
| |
| /^(?:a(?:(?:))*)*/ |
| aaaa |
| |
| /^(a()+)+/ |
| aaaa |
| |
| /^(?:a(?:(?:))+)+/ |
| aaaa |
| |
| /(a){0,3}(?(1)b|(c|))*D/ |
| abbD |
| ccccD |
| D |
| |
| /(a|)*\d/ |
| aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
| aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa4 |
| |
| /(?>a|)*\d/ |
| aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
| aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa4 |
| |
| /(?:a|)*\d/ |
| aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
| aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa4 |
| |
| /\Z/g |
| abc\n |
| |
| /^(?s)(?>.*)(?<!\n)/ |
| abc |
| abc\n |
| |
| /^(?![^\n]*\n\z)/ |
| abc |
| abc\n |
| |
| /\z(?<!\n)/ |
| abc |
| abc\n |
| |
| /(.*(.)?)*/ |
| abcd |
| |
| /( (A | (?(1)0|) )* )/x |
| abcd |
| |
| /( ( (?(1)0|) )* )/x |
| abcd |
| |
| /( (?(1)0|)* )/x |
| abcd |
| |
| /[[:abcd:xyz]]/ |
| a] |
| :] |
| |
| /[abc[:x\]pqr]/ |
| a |
| [ |
| : |
| ] |
| p |
| |
| /.*[op][xyz]/ |
| fooabcfoo |
| |
| /(?(?=.*b)b|^)/ |
| adc |
| abc |
| |
| /(?(?=^.*b)b|^)/ |
| adc |
| abc |
| |
| /(?(?=.*b)b|^)*/ |
| adc |
| abc |
| |
| /(?(?=.*b)b|^)+/ |
| adc |
| abc |
| |
| /(?(?=b).*b|^d)/ |
| abc |
| |
| /(?(?=.*b).*b|^d)/ |
| abc |
| |
| /^%((?(?=[a])[^%])|b)*%$/ |
| %ab% |
| |
| /(?i)a(?-i)b|c/ |
| XabX |
| XAbX |
| CcC |
| ** Failers |
| XABX |
| |
| /[\x00-\xff\s]+/ |
| \x0a\x0b\x0c\x0d |
| |
| /^\c/ |
| ? |
| |
| /(abc)\1/i |
| abc |
| |
| /(abc)\1/ |
| abc |
| |
| /[^a]*/i |
| 12abc |
| 12ABC |
| |
| /[^a]*+/i |
| 12abc |
| 12ABC |
| |
| /[^a]*?X/i |
| ** Failers |
| 12abc |
| 12ABC |
| |
| /[^a]+?X/i |
| ** Failers |
| 12abc |
| 12ABC |
| |
| /[^a]?X/i |
| 12aXbcX |
| 12AXBCX |
| BCX |
| |
| /[^a]??X/i |
| 12aXbcX |
| 12AXBCX |
| BCX |
| |
| /[^a]?+X/i |
| 12aXbcX |
| 12AXBCX |
| BCX |
| |
| /[^a]{2,3}/i |
| abcdef |
| ABCDEF |
| |
| /[^a]{2,3}?/i |
| abcdef |
| ABCDEF |
| |
| /[^a]{2,3}+/i |
| abcdef |
| ABCDEF |
| |
| /((a|)+)+Z/ |
| Z |
| |
| /(a)b|(a)c/ |
| ac |
| |
| /(?>(a))b|(a)c/ |
| ac |
| |
| /(?=(a))ab|(a)c/ |
| ac |
| |
| /((?>(a))b|(a)c)/ |
| ac |
| |
| /((?>(a))b|(a)c)++/ |
| ac |
| |
| /(?:(?>(a))b|(a)c)++/ |
| ac |
| |
| /(?=(?>(a))b|(a)c)(..)/ |
| ac |
| |
| /(?>(?>(a))b|(a)c)/ |
| ac |
| |
| /(?:(?>([ab])))+a=/+ |
| =ba= |
| |
| /(?>([ab]))+a=/+ |
| =ba= |
| |
| /((?>(a+)b)+(aabab))/ |
| aaaabaaabaabab |
| |
| /(?>a+|ab)+?c/ |
| aabc |
| |
| /(?>a+|ab)+c/ |
| aabc |
| |
| /(?:a+|ab)+c/ |
| aabc |
| |
| /(?(?=(a))a)/ |
| a |
| |
| /(?(?=(a))a)(b)/ |
| ab |
| |
| /^(?:a|ab)++c/ |
| aaaabc |
| |
| /^(?>a|ab)++c/ |
| aaaabc |
| |
| /^(?:a|ab)+c/ |
| aaaabc |
| |
| /(?=abc){3}abc/+ |
| abcabcabc |
| ** Failers |
| xyz |
| |
| /(?=abc)+abc/+ |
| abcabcabc |
| ** Failers |
| xyz |
| |
| /(?=abc)++abc/+ |
| abcabcabc |
| ** Failers |
| xyz |
| |
| /(?=abc){0}xyz/ |
| xyz |
| |
| /(?=abc){1}xyz/ |
| ** Failers |
| xyz |
| |
| /(?=(a))?./ |
| ab |
| bc |
| |
| /(?=(a))??./ |
| ab |
| bc |
| |
| /^(?=(?1))?[az]([abc])d/ |
| abd |
| zcdxx |
| |
| /^(?!a){0}\w+/ |
| aaaaa |
| |
| /(?<=(abc))?xyz/ |
| abcxyz |
| pqrxyz |
| |
| /^[\g<a>]+/ |
| ggg<<<aaa>>> |
| ** Failers |
| \\ga |
| |
| /^[\ga]+/ |
| gggagagaxyz |
| |
| /^[:a[:digit:]]+/ |
| aaaa444:::Z |
| |
| /^[:a[:digit:]:b]+/ |
| aaaa444:::bbbZ |
| |
| /[:a]xxx[b:]/ |
| :xxx: |
| |
| /(?<=a{2})b/i |
| xaabc |
| ** Failers |
| xabc |
| |
| /(?<!a{2})b/i |
| xabc |
| ** Failers |
| xaabc |
| |
| /(?<=a\h)c/ |
| xa c |
| |
| /(?<=[^a]{2})b/ |
| axxbc |
| aAAbc |
| ** Failers |
| xaabc |
| |
| /(?<=[^a]{2})b/i |
| axxbc |
| ** Failers |
| aAAbc |
| xaabc |
| |
| /(?<=a\H)c/ |
| abc |
| |
| /(?<=a\V)c/ |
| abc |
| |
| /(?<=a\v)c/ |
| a\nc |
| |
| /(?(?=c)c|d)++Y/ |
| XcccddYX |
| |
| /(?(?=c)c|d)*+Y/ |
| XcccddYX |
| |
| /^(a{2,3}){2,}+a/ |
| aaaaaaa |
| ** Failers |
| aaaaaa |
| aaaaaaaaa |
| |
| /^(a{2,3})++a/ |
| ** Failers |
| aaaaaa |
| |
| /^(a{2,3})*+a/ |
| ** Failers |
| aaaaaa |
| |
| /ab\Cde/ |
| abXde |
| |
| /(?<=ab\Cde)X/ |
| abZdeX |
| |
| /a[\CD]b/ |
| aCb |
| aDb |
| |
| /a[\C-X]b/ |
| aJb |
| |
| /\H\h\V\v/ |
| X X\x0a |
| X\x09X\x0b |
| ** Failers |
| \xa0 X\x0a |
| |
| /\H*\h+\V?\v{3,4}/ |
| \x09\x20\xa0X\x0a\x0b\x0c\x0d\x0a |
| \x09\x20\xa0\x0a\x0b\x0c\x0d\x0a |
| \x09\x20\xa0\x0a\x0b\x0c |
| ** Failers |
| \x09\x20\xa0\x0a\x0b |
| |
| /\H{3,4}/ |
| XY ABCDE |
| XY PQR ST |
| |
| /.\h{3,4}./ |
| XY AB PQRS |
| |
| /\h*X\h?\H+Y\H?Z/ |
| >XNNNYZ |
| > X NYQZ |
| ** Failers |
| >XYZ |
| > X NY Z |
| |
| /\v*X\v?Y\v+Z\V*\x0a\V+\x0b\V{2,3}\x0c/ |
| >XY\x0aZ\x0aA\x0bNN\x0c |
| >\x0a\x0dX\x0aY\x0a\x0bZZZ\x0aAAA\x0bNNN\x0c |
| |
| /(foo)\Kbar/ |
| foobar |
| |
| /(foo)(\Kbar|baz)/ |
| foobar |
| foobaz |
| |
| /(foo\Kbar)baz/ |
| foobarbaz |
| |
| /abc\K|def\K/g+ |
| Xabcdefghi |
| |
| /ab\Kc|de\Kf/g+ |
| Xabcdefghi |
| |
| /(?=C)/g+ |
| ABCDECBA |
| |
| /^abc\K/+ |
| abcdef |
| ** Failers |
| defabcxyz |
| |
| /^(a(b))\1\g1\g{1}\g-1\g{-1}\g{-02}Z/ |
| ababababbbabZXXXX |
| |
| /(?<A>tom|bon)-\g{A}/ |
| tom-tom |
| bon-bon |
| |
| /(^(a|b\g{-1}))/ |
| bacxxx |
| |
| /(?|(abc)|(xyz))\1/ |
| abcabc |
| xyzxyz |
| ** Failers |
| abcxyz |
| xyzabc |
| |
| /(?|(abc)|(xyz))(?1)/ |
| abcabc |
| xyzabc |
| ** Failers |
| xyzxyz |
| |
| /^X(?5)(a)(?|(b)|(q))(c)(d)(Y)/ |
| XYabcdY |
| |
| /^X(?7)(a)(?|(b|(r)(s))|(q))(c)(d)(Y)/ |
| XYabcdY |
| |
| /^X(?7)(a)(?|(b|(?|(r)|(t))(s))|(q))(c)(d)(Y)/ |
| XYabcdY |
| |
| /(?'abc'\w+):\k<abc>{2}/ |
| a:aaxyz |
| ab:ababxyz |
| ** Failers |
| a:axyz |
| ab:abxyz |
| |
| /(?'abc'\w+):\g{abc}{2}/ |
| a:aaxyz |
| ab:ababxyz |
| ** Failers |
| a:axyz |
| ab:abxyz |
| |
| /^(?<ab>a)? (?(<ab>)b|c) (?('ab')d|e)/x |
| abd |
| ce |
| |
| /^(a.)\g-1Z/ |
| aXaXZ |
| |
| /^(a.)\g{-1}Z/ |
| aXaXZ |
| |
| /^(?(DEFINE) (?<A> a) (?<B> b) ) (?&A) (?&B) /x |
| abcd |
| |
| /(?<NAME>(?&NAME_PAT))\s+(?<ADDR>(?&ADDRESS_PAT)) |
| (?(DEFINE) |
| (?<NAME_PAT>[a-z]+) |
| (?<ADDRESS_PAT>\d+) |
| )/x |
| metcalfe 33 |
| |
| /(?(DEFINE)(?<byte>2[0-4]\d|25[0-5]|1\d\d|[1-9]?\d))\b(?&byte)(\.(?&byte)){3}/ |
| 1.2.3.4 |
| 131.111.10.206 |
| 10.0.0.0 |
| ** Failers |
| 10.6 |
| 455.3.4.5 |
| |
| /\b(?&byte)(\.(?&byte)){3}(?(DEFINE)(?<byte>2[0-4]\d|25[0-5]|1\d\d|[1-9]?\d))/ |
| 1.2.3.4 |
| 131.111.10.206 |
| 10.0.0.0 |
| ** Failers |
| 10.6 |
| 455.3.4.5 |
| |
| /^(\w++|\s++)*$/ |
| now is the time for all good men to come to the aid of the party |
| *** Failers |
| this is not a line with only words and spaces! |
| |
| /(\d++)(\w)/ |
| 12345a |
| *** Failers |
| 12345+ |
| |
| /a++b/ |
| aaab |
| |
| /(a++b)/ |
| aaab |
| |
| /(a++)b/ |
| aaab |
| |
| /([^()]++|\([^()]*\))+/ |
| ((abc(ade)ufh()()x |
| |
| /\(([^()]++|\([^()]+\))+\)/ |
| (abc) |
| (abc(def)xyz) |
| *** Failers |
| ((()aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
| |
| /^([^()]|\((?1)*\))*$/ |
| abc |
| a(b)c |
| a(b(c))d |
| *** Failers) |
| a(b(c)d |
| |
| /^>abc>([^()]|\((?1)*\))*<xyz<$/ |
| >abc>123<xyz< |
| >abc>1(2)3<xyz< |
| >abc>(1(2)3)<xyz< |
| |
| /^(?:((.)(?1)\2|)|((.)(?3)\4|.))$/i |
| 1221 |
| Satanoscillatemymetallicsonatas |
| AmanaplanacanalPanama |
| AblewasIereIsawElba |
| *** Failers |
| Thequickbrownfox |
| |
| /^(\d+|\((?1)([+*-])(?1)\)|-(?1))$/ |
| 12 |
| (((2+2)*-3)-7) |
| -12 |
| *** Failers |
| ((2+2)*-3)-7) |
| |
| /^(x(y|(?1){2})z)/ |
| xyz |
| xxyzxyzz |
| *** Failers |
| xxyzz |
| xxyzxyzxyzz |
| |
| /((< (?: (?(R) \d++ | [^<>]*+) | (?2)) * >))/x |
| <> |
| <abcd> |
| <abc <123> hij> |
| <abc <def> hij> |
| <abc<>def> |
| <abc<> |
| *** Failers |
| <abc |
| |
| /^a+(*FAIL)/ |
| aaaaaa |
| |
| /a+b?c+(*FAIL)/ |
| aaabccc |
| |
| /a+b?(*PRUNE)c+(*FAIL)/ |
| aaabccc |
| |
| /a+b?(*COMMIT)c+(*FAIL)/ |
| aaabccc |
| |
| /a+b?(*SKIP)c+(*FAIL)/ |
| aaabcccaaabccc |
| |
| /^(?:aaa(*THEN)\w{6}|bbb(*THEN)\w{5}|ccc(*THEN)\w{4}|\w{3})/ |
| aaaxxxxxx |
| aaa++++++ |
| bbbxxxxx |
| bbb+++++ |
| cccxxxx |
| ccc++++ |
| dddddddd |
| |
| /^(aaa(*THEN)\w{6}|bbb(*THEN)\w{5}|ccc(*THEN)\w{4}|\w{3})/ |
| aaaxxxxxx |
| aaa++++++ |
| bbbxxxxx |
| bbb+++++ |
| cccxxxx |
| ccc++++ |
| dddddddd |
| |
| /a+b?(*THEN)c+(*FAIL)/ |
| aaabccc |
| |
| /(A (A|B(*ACCEPT)|C) D)(E)/x |
| AB |
| ABX |
| AADE |
| ACDE |
| ** Failers |
| AD |
| |
| /^\W*+(?:((.)\W*+(?1)\W*+\2|)|((.)\W*+(?3)\W*+\4|\W*+.\W*+))\W*+$/i |
| 1221 |
| Satan, oscillate my metallic sonatas! |
| A man, a plan, a canal: Panama! |
| Able was I ere I saw Elba. |
| *** Failers |
| The quick brown fox |
| |
| /^((.)(?1)\2|.)$/ |
| a |
| aba |
| aabaa |
| abcdcba |
| pqaabaaqp |
| ablewasiereisawelba |
| rhubarb |
| the quick brown fox |
| |
| /(a)(?<=b(?1))/ |
| baz |
| ** Failers |
| caz |
| |
| /(?<=b(?1))(a)/ |
| zbaaz |
| ** Failers |
| aaa |
| |
| /(?<X>a)(?<=b(?&X))/ |
| baz |
| |
| /^(?|(abc)|(def))\1/ |
| abcabc |
| defdef |
| ** Failers |
| abcdef |
| defabc |
| |
| /^(?|(abc)|(def))(?1)/ |
| abcabc |
| defabc |
| ** Failers |
| defdef |
| abcdef |
| |
| /(?:a(?<quote> (?<apostrophe>')|(?<realquote>")) |b(?<quote> (?<apostrophe>')|(?<realquote>")) ) (?('quote')[a-z]+|[0-9]+)/xJ |
| a\"aaaaa |
| b\"aaaaa |
| ** Failers |
| b\"11111 |
| |
| /(?:(?1)|B)(A(*F)|C)/ |
| ABCD |
| CCD |
| ** Failers |
| CAD |
| |
| /^(?:(?1)|B)(A(*F)|C)/ |
| CCD |
| BCD |
| ** Failers |
| ABCD |
| CAD |
| BAD |
| |
| /(?:(?1)|B)(A(*ACCEPT)XX|C)D/ |
| AAD |
| ACD |
| BAD |
| BCD |
| BAX |
| ** Failers |
| ACX |
| ABC |
| |
| /(?(DEFINE)(A))B(?1)C/ |
| BAC |
| |
| /(?(DEFINE)((A)\2))B(?1)C/ |
| BAAC |
| |
| /(?<pn> \( ( [^()]++ | (?&pn) )* \) )/x |
| (ab(cd)ef) |
| |
| /^(?=a(*SKIP)b|ac)/ |
| ** Failers |
| ac |
| |
| /^(?=a(*PRUNE)b)/ |
| ab |
| ** Failers |
| ac |
| |
| /^(?=a(*ACCEPT)b)/ |
| ac |
| |
| /(?>a\Kb)/ |
| ab |
| |
| /((?>a\Kb))/ |
| ab |
| |
| /(a\Kb)/ |
| ab |
| |
| /^a\Kcz|ac/ |
| ac |
| |
| /(?>a\Kbz|ab)/ |
| ab |
| |
| /^(?&t)(?(DEFINE)(?<t>a\Kb))$/ |
| ab |
| |
| /^([^()]|\((?1)*\))*$/ |
| a(b)c |
| a(b(c)d)e |
| |
| /(?P<L1>(?P<L2>0)(?P>L1)|(?P>L2))/ |
| 0 |
| 00 |
| 0000 |
| |
| /(?P<L1>(?P<L2>0)|(?P>L2)(?P>L1))/ |
| 0 |
| 00 |
| 0000 |
| |
| /--- This one does fail, as expected, in Perl. It needs the complex item at the |
| end of the pattern. A single letter instead of (B|D) makes it not fail, |
| which I think is a Perl bug. --- / |
| |
| /A(*COMMIT)(B|D)/ |
| ACABX |
| |
| /--- Check the use of names for failure ---/ |
| |
| /^(A(*PRUNE:A)B|C(*PRUNE:B)D)/K |
| ** Failers |
| AC |
| CB |
| |
| /--- Force no study, otherwise mark is not seen. The studied version is in |
| test 2 because it isn't Perl-compatible. ---/ |
| |
| /(*MARK:A)(*SKIP:B)(C|X)/KSS |
| C |
| D |
| |
| /^(A(*THEN:A)B|C(*THEN:B)D)/K |
| ** Failers |
| CB |
| |
| /^(?:A(*THEN:A)B|C(*THEN:B)D)/K |
| CB |
| |
| /^(?>A(*THEN:A)B|C(*THEN:B)D)/K |
| CB |
| |
| /--- This should succeed, as the skip causes bump to offset 1 (the mark). Note |
| that we have to have something complicated such as (B|Z) at the end because, |
| for Perl, a simple character somehow causes an unwanted optimization to mess |
| with the handling of backtracking verbs. ---/ |
| |
| /A(*MARK:A)A+(*SKIP:A)(B|Z) | AC/xK |
| AAAC |
| |
| /--- Test skipping over a non-matching mark. ---/ |
| |
| /A(*MARK:A)A+(*MARK:B)(*SKIP:A)(B|Z) | AC/xK |
| AAAC |
| |
| /--- Check shorthand for MARK ---/ |
| |
| /A(*:A)A+(*SKIP:A)(B|Z) | AC/xK |
| AAAC |
| |
| /--- Don't loop! Force no study, otherwise mark is not seen. ---/ |
| |
| /(*:A)A+(*SKIP:A)(B|Z)/KSS |
| AAAC |
| |
| /--- This should succeed, as a non-existent skip name disables the skip ---/ |
| |
| /A(*MARK:A)A+(*SKIP:B)(B|Z) | AC/xK |
| AAAC |
| |
| /A(*MARK:A)A+(*SKIP:B)(B|Z) | AC(*:B)/xK |
| AAAC |
| |
| /--- COMMIT at the start of a pattern should act like an anchor. Again, |
| however, we need the complication for Perl. ---/ |
| |
| /(*COMMIT)(A|P)(B|P)(C|P)/ |
| ABCDEFG |
| ** Failers |
| DEFGABC |
| |
| /--- COMMIT inside an atomic group can't stop backtracking over the group. ---/ |
| |
| /(\w+)(?>b(*COMMIT))\w{2}/ |
| abbb |
| |
| /(\w+)b(*COMMIT)\w{2}/ |
| abbb |
| |
| /--- Check opening parens in comment when seeking forward reference. ---/ |
| |
| /(?&t)(?#()(?(DEFINE)(?<t>a))/ |
| bac |
| |
| /--- COMMIT should override THEN ---/ |
| |
| /(?>(*COMMIT)(?>yes|no)(*THEN)(*F))?/ |
| yes |
| |
| /(?>(*COMMIT)(yes|no)(*THEN)(*F))?/ |
| yes |
| |
| /b?(*SKIP)c/ |
| bc |
| abc |
| |
| /(*SKIP)bc/ |
| a |
| |
| /(*SKIP)b/ |
| a |
| |
| /(?P<abn>(?P=abn)xxx|)+/ |
| xxx |
| |
| /(?i:([^b]))(?1)/ |
| aa |
| aA |
| ** Failers |
| ab |
| aB |
| Ba |
| ba |
| |
| /^(?&t)*+(?(DEFINE)(?<t>a))\w$/ |
| aaaaaaX |
| ** Failers |
| aaaaaa |
| |
| /^(?&t)*(?(DEFINE)(?<t>a))\w$/ |
| aaaaaaX |
| aaaaaa |
| |
| /^(a)*+(\w)/ |
| aaaaX |
| YZ |
| ** Failers |
| aaaa |
| |
| /^(?:a)*+(\w)/ |
| aaaaX |
| YZ |
| ** Failers |
| aaaa |
| |
| /^(a)++(\w)/ |
| aaaaX |
| ** Failers |
| aaaa |
| YZ |
| |
| /^(?:a)++(\w)/ |
| aaaaX |
| ** Failers |
| aaaa |
| YZ |
| |
| /^(a)?+(\w)/ |
| aaaaX |
| YZ |
| |
| /^(?:a)?+(\w)/ |
| aaaaX |
| YZ |
| |
| /^(a){2,}+(\w)/ |
| aaaaX |
| ** Failers |
| aaa |
| YZ |
| |
| /^(?:a){2,}+(\w)/ |
| aaaaX |
| ** Failers |
| aaa |
| YZ |
| |
| /(a|)*(?1)b/ |
| b |
| ab |
| aab |
| |
| /(a)++(?1)b/ |
| ** Failers |
| ab |
| aab |
| |
| /(a)*+(?1)b/ |
| ** Failers |
| ab |
| aab |
| |
| /(?1)(?:(b)){0}/ |
| b |
| |
| /(foo ( \( ((?:(?> [^()]+ )|(?2))*) \) ) )/x |
| foo(bar(baz)+baz(bop)) |
| |
| /(A (A|B(*ACCEPT)|C) D)(E)/x |
| AB |
| |
| /\A.*?(a|bc)/ |
| ba |
| |
| /\A.*?(?:a|bc)++/ |
| ba |
| |
| /\A.*?(a|bc)++/ |
| ba |
| |
| /\A.*?(?:a|bc|d)/ |
| ba |
| |
| /(?:(b))++/ |
| beetle |
| |
| /(?(?=(a(*ACCEPT)z))a)/ |
| a |
| |
| /^(a)(?1)+ab/ |
| aaaab |
| |
| /^(a)(?1)++ab/ |
| aaaab |
| |
| /^(?=a(*:M))aZ/K |
| aZbc |
| |
| /^(?!(*:M)b)aZ/K |
| aZbc |
| |
| /(?(DEFINE)(a))?b(?1)/ |
| backgammon |
| |
| /^\N+/ |
| abc\ndef |
| |
| /^\N{1,}/ |
| abc\ndef |
| |
| /(?(R)a+|(?R)b)/ |
| aaaabcde |
| |
| /(?(R)a+|((?R))b)/ |
| aaaabcde |
| |
| /((?(R)a+|(?1)b))/ |
| aaaabcde |
| |
| /((?(R1)a+|(?1)b))/ |
| aaaabcde |
| |
| /((?(R)a|(?1)))*/ |
| aaa |
| |
| /((?(R)a|(?1)))+/ |
| aaa |
| |
| /a(*:any |
| name)/K |
| abc |
| |
| /(?>(?&t)c|(?&t))(?(DEFINE)(?<t>a|b(*PRUNE)c))/ |
| a |
| ba |
| bba |
| |
| /--- Checking revised (*THEN) handling ---/ |
| |
| /--- Capture ---/ |
| |
| /^.*? (a(*THEN)b) c/x |
| aabc |
| |
| /^.*? (a(*THEN)b|(*F)) c/x |
| aabc |
| |
| /^.*? ( (a(*THEN)b) | (*F) ) c/x |
| aabc |
| |
| /^.*? ( (a(*THEN)b) ) c/x |
| aabc |
| |
| /--- Non-capture ---/ |
| |
| /^.*? (?:a(*THEN)b) c/x |
| aabc |
| |
| /^.*? (?:a(*THEN)b|(*F)) c/x |
| aabc |
| |
| /^.*? (?: (?:a(*THEN)b) | (*F) ) c/x |
| aabc |
| |
| /^.*? (?: (?:a(*THEN)b) ) c/x |
| aabc |
| |
| /--- Atomic ---/ |
| |
| /^.*? (?>a(*THEN)b) c/x |
| aabc |
| |
| /^.*? (?>a(*THEN)b|(*F)) c/x |
| aabc |
| |
| /^.*? (?> (?>a(*THEN)b) | (*F) ) c/x |
| aabc |
| |
| /^.*? (?> (?>a(*THEN)b) ) c/x |
| aabc |
| |
| /--- Possessive capture ---/ |
| |
| /^.*? (a(*THEN)b)++ c/x |
| aabc |
| |
| /^.*? (a(*THEN)b|(*F))++ c/x |
| aabc |
| |
| /^.*? ( (a(*THEN)b)++ | (*F) )++ c/x |
| aabc |
| |
| /^.*? ( (a(*THEN)b)++ )++ c/x |
| aabc |
| |
| /--- Possessive non-capture ---/ |
| |
| /^.*? (?:a(*THEN)b)++ c/x |
| aabc |
| |
| /^.*? (?:a(*THEN)b|(*F))++ c/x |
| aabc |
| |
| /^.*? (?: (?:a(*THEN)b)++ | (*F) )++ c/x |
| aabc |
| |
| /^.*? (?: (?:a(*THEN)b)++ )++ c/x |
| aabc |
| |
| /--- Condition assertion ---/ |
| |
| /^(?(?=a(*THEN)b)ab|ac)/ |
| ac |
| |
| /--- Condition ---/ |
| |
| /^.*?(?(?=a)a|b(*THEN)c)/ |
| ba |
| |
| /^.*?(?:(?(?=a)a|b(*THEN)c)|d)/ |
| ba |
| |
| /^.*?(?(?=a)a(*THEN)b|c)/ |
| ac |
| |
| /--- Assertion ---/ |
| |
| /^.*(?=a(*THEN)b)/ |
| aabc |
| |
| /------------------------------/ |
| |
| /(?>a(*:m))/imsxSK |
| a |
| |
| /(?>(a)(*:m))/imsxSK |
| a |
| |
| /(?<=a(*ACCEPT)b)c/ |
| xacd |
| |
| /(?<=(a(*ACCEPT)b))c/ |
| xacd |
| |
| /(?<=(a(*COMMIT)b))c/ |
| xabcd |
| ** Failers |
| xacd |
| |
| /(?<!a(*FAIL)b)c/ |
| xcd |
| acd |
| |
| /(?<=a(*:N)b)c/K |
| xabcd |
| |
| /(?<=a(*PRUNE)b)c/ |
| xabcd |
| |
| /(?<=a(*SKIP)b)c/ |
| xabcd |
| |
| /(?<=a(*THEN)b)c/ |
| xabcd |
| |
| /(a)(?2){2}(.)/ |
| abcd |
| |
| /(*MARK:A)(*PRUNE:B)(C|X)/KS |
| C |
| D |
| |
| /(*MARK:A)(*PRUNE:B)(C|X)/KSS |
| C |
| D |
| |
| /(*MARK:A)(*THEN:B)(C|X)/KS |
| C |
| D |
| |
| /(*MARK:A)(*THEN:B)(C|X)/KSY |
| C |
| D |
| |
| /(*MARK:A)(*THEN:B)(C|X)/KSS |
| C |
| D |
| |
| /--- This should fail, as the skip causes a bump to offset 3 (the skip) ---/ |
| |
| /A(*MARK:A)A+(*SKIP)(B|Z) | AC/xK |
| AAAC |
| |
| /--- Same --/ |
| |
| /A(*MARK:A)A+(*MARK:B)(*SKIP:B)(B|Z) | AC/xK |
| AAAC |
| |
| /A(*:A)A+(*SKIP)(B|Z) | AC/xK |
| AAAC |
| |
| /--- This should fail, as a null name is the same as no name ---/ |
| |
| /A(*MARK:A)A+(*SKIP:)(B|Z) | AC/xK |
| AAAC |
| |
| /--- A check on what happens after hitting a mark and them bumping along to |
| something that does not even start. Perl reports tags after the failures here, |
| though it does not when the individual letters are made into something |
| more complicated. ---/ |
| |
| /A(*:A)B|XX(*:B)Y/K |
| AABC |
| XXYZ |
| ** Failers |
| XAQQ |
| XAQQXZZ |
| AXQQQ |
| AXXQQQ |
| |
| /^(A(*THEN:A)B|C(*THEN:B)D)/K |
| AB |
| CD |
| ** Failers |
| AC |
| CB |
| |
| /^(A(*PRUNE:A)B|C(*PRUNE:B)D)/K |
| AB |
| CD |
| ** Failers |
| AC |
| CB |
| |
| /--- An empty name does not pass back an empty string. It is the same as if no |
| name were given. ---/ |
| |
| /^(A(*PRUNE:)B|C(*PRUNE:B)D)/K |
| AB |
| CD |
| |
| /--- PRUNE goes to next bumpalong; COMMIT does not. ---/ |
| |
| /A(*PRUNE:A)B/K |
| ACAB |
| |
| /--- Mark names can be duplicated ---/ |
| |
| /A(*:A)B|X(*:A)Y/K |
| AABC |
| XXYZ |
| |
| /b(*:m)f|a(*:n)w/K |
| aw |
| ** Failers |
| abc |
| |
| /b(*:m)f|aw/K |
| abaw |
| ** Failers |
| abc |
| abax |
| |
| /A(*MARK:A)A+(*SKIP:B)(B|Z) | AAC/xK |
| AAAC |
| |
| /a(*PRUNE:X)bc|qq/KY |
| ** Failers |
| axy |
| |
| /a(*THEN:X)bc|qq/KY |
| ** Failers |
| axy |
| |
| /(?=a(*MARK:A)b)..x/K |
| abxy |
| ** Failers |
| abpq |
| |
| /(?=a(*MARK:A)b)..(*:Y)x/K |
| abxy |
| ** Failers |
| abpq |
| |
| /(?=a(*PRUNE:A)b)..x/K |
| abxy |
| ** Failers |
| abpq |
| |
| /(?=a(*PRUNE:A)b)..(*:Y)x/K |
| abxy |
| ** Failers |
| abpq |
| |
| /(?=a(*THEN:A)b)..x/K |
| abxy |
| ** Failers |
| abpq |
| |
| /(?=a(*THEN:A)b)..(*:Y)x/K |
| abxy |
| ** Failers |
| abpq |
| |
| /(another)?(\1?)test/ |
| hello world test |
| |
| /(another)?(\1+)test/ |
| hello world test |
| |
| /(a(*COMMIT)b){0}a(?1)|aac/ |
| aac |
| |
| /((?:a?)*)*c/ |
| aac |
| |
| /((?>a?)*)*c/ |
| aac |
| |
| /(?>.*?a)(?<=ba)/ |
| aba |
| |
| /(?:.*?a)(?<=ba)/ |
| aba |
| |
| /.*?a(*PRUNE)b/ |
| aab |
| |
| /.*?a(*PRUNE)b/s |
| aab |
| |
| /^a(*PRUNE)b/s |
| aab |
| |
| /.*?a(*SKIP)b/ |
| aab |
| |
| /(?>.*?a)b/s |
| aab |
| |
| /(?>.*?a)b/ |
| aab |
| |
| /(?>^a)b/s |
| aab |
| |
| /(?>.*?)(?<=(abcd)|(wxyz))/ |
| alphabetabcd |
| endingwxyz |
| |
| /(?>.*)(?<=(abcd)|(wxyz))/ |
| alphabetabcd |
| endingwxyz |
| |
| "(?>.*)foo" |
| abcdfooxyz |
| |
| "(?>.*?)foo" |
| abcdfooxyz |
| |
| /(?:(a(*PRUNE)b)){0}(?:(?1)|ac)/ |
| ac |
| |
| /(?:(a(*SKIP)b)){0}(?:(?1)|ac)/ |
| ac |
| |
| /(?<=(*SKIP)ac)a/ |
| aa |
| |
| /A(*MARK:A)A+(*SKIP:B)(B|Z) | AC/xK |
| AAAC |
| |
| /a(*SKIP:m)x|ac(*:n)(*SKIP:n)d|ac/K |
| acacd |
| |
| /A(*SKIP:m)x|A(*SKIP:n)x|AB/K |
| AB |
| |
| /((*SKIP:r)d){0}a(*SKIP:m)x|ac(*:n)|ac/K |
| acacd |
| |
| /-- Tests that try to figure out how Perl works. My hypothesis is that the |
| first verb that is backtracked onto is the one that acts. This seems to be |
| the case almost all the time, but there is one exception that is perhaps a |
| bug. --/ |
| |
| /-- This matches "aaaac"; each PRUNE advances one character until the subject |
| no longer starts with 5 'a's. --/ |
| |
| /aaaaa(*PRUNE)b|a+c/ |
| aaaaaac |
| |
| /-- Putting SKIP in front of PRUNE makes no difference, as it is never |
| backtracked onto, whether or not it has a label. --/ |
| |
| /aaaaa(*SKIP)(*PRUNE)b|a+c/ |
| aaaaaac |
| |
| /aaaaa(*SKIP:N)(*PRUNE)b|a+c/ |
| aaaaaac |
| |
| /aaaa(*:N)a(*SKIP:N)(*PRUNE)b|a+c/ |
| aaaaaac |
| |
| /-- Putting THEN in front makes no difference. */ |
| |
| /aaaaa(*THEN)(*PRUNE)b|a+c/ |
| aaaaaac |
| |
| /-- However, putting COMMIT in front of the prune changes it to "no match". I |
| think this is inconsistent and possibly a bug. For the moment, running this |
| test is moved out of the Perl-compatible file. --/ |
| |
| /aaaaa(*COMMIT)(*PRUNE)b|a+c/ |
| |
| |
| /---- OK, lets play the same game again using SKIP instead of PRUNE. ----/ |
| |
| /-- This matches "ac" because SKIP forces the next match to start on the |
| sixth "a". --/ |
| |
| /aaaaa(*SKIP)b|a+c/ |
| aaaaaac |
| |
| /-- Putting PRUNE in front makes no difference. --/ |
| |
| /aaaaa(*PRUNE)(*SKIP)b|a+c/ |
| aaaaaac |
| |
| /-- Putting THEN in front makes no difference. --/ |
| |
| /aaaaa(*THEN)(*SKIP)b|a+c/ |
| aaaaaac |
| |
| /-- In this case, neither does COMMIT. This still matches "ac". --/ |
| |
| /aaaaa(*COMMIT)(*SKIP)b|a+c/ |
| aaaaaac |
| |
| /-- This gives "no match", as expected. --/ |
| |
| /aaaaa(*COMMIT)b|a+c/ |
| aaaaaac |
| |
| |
| /------ Tests using THEN ------/ |
| |
| /-- This matches "aaaaaac", as expected. --/ |
| |
| /aaaaa(*THEN)b|a+c/ |
| aaaaaac |
| |
| /-- Putting SKIP in front makes no difference. --/ |
| |
| /aaaaa(*SKIP)(*THEN)b|a+c/ |
| aaaaaac |
| |
| /-- Putting PRUNE in front makes no difference. --/ |
| |
| /aaaaa(*PRUNE)(*THEN)b|a+c/ |
| aaaaaac |
| |
| /-- Putting COMMIT in front makes no difference. --/ |
| |
| /aaaaa(*COMMIT)(*THEN)b|a+c/ |
| aaaaaac |
| |
| /-- End of "priority" tests --/ |
| |
| /aaaaa(*:m)(*PRUNE:m)(*SKIP:m)m|a+/ |
| aaaaaa |
| |
| /aaaaa(*:m)(*MARK:m)(*PRUNE)(*SKIP:m)m|a+/ |
| aaaaaa |
| |
| /aaaaa(*:n)(*PRUNE:m)(*SKIP:m)m|a+/ |
| aaaaaa |
| |
| /aaaaa(*:n)(*MARK:m)(*PRUNE)(*SKIP:m)m|a+/ |
| aaaaaa |
| |
| /a(*MARK:A)aa(*PRUNE:A)a(*SKIP:A)b|a+c/ |
| aaaac |
| |
| /a(*MARK:A)aa(*MARK:A)a(*SKIP:A)b|a+c/ |
| aaaac |
| |
| /aaa(*PRUNE:A)a(*SKIP:A)b|a+c/ |
| aaaac |
| |
| /aaa(*MARK:A)a(*SKIP:A)b|a+c/ |
| aaaac |
| |
| /a(*:m)a(*COMMIT)(*SKIP:m)b|a+c/K |
| aaaaaac |
| |
| /.?(a|b(*THEN)c)/ |
| ba |
| |
| /(a(*COMMIT)b)c|abd/ |
| abc |
| abd |
| |
| /(?=a(*COMMIT)b)abc|abd/ |
| abc |
| abd |
| |
| /(?>a(*COMMIT)b)c|abd/ |
| abc |
| abd |
| |
| /a(?=b(*COMMIT)c)[^d]|abd/ |
| abd |
| abc |
| |
| /a(?=bc).|abd/ |
| abd |
| abc |
| |
| /a(?>b(*COMMIT)c)d|abd/ |
| abceabd |
| |
| /a(?>bc)d|abd/ |
| abceabd |
| |
| /(?>a(*COMMIT)b)c|abd/ |
| abd |
| |
| /(?>a(*COMMIT)c)d|abd/ |
| abd |
| |
| /((?=a(*COMMIT)b)ab|ac){0}(?:(?1)|a(c))/ |
| ac |
| |
| /-- These tests were formerly in test 2, but changes in PCRE and Perl have |
| made them compatible. --/ |
| |
| /^(a)?(?(1)a|b)+$/ |
| *** Failers |
| a |
| |
| /(?=a\Kb)ab/ |
| ab |
| |
| /(?!a\Kb)ac/ |
| ac |
| |
| /^abc(?<=b\Kc)d/ |
| abcd |
| |
| /^abc(?<!b\Kq)d/ |
| abcd |
| |
| |
| /A(*PRUNE:A)A+(*SKIP:A)(B|Z) | AC/xK |
| AAAC |
| |
| /^((abc|abcx)(*THEN)y|abcd)/ |
| abcd |
| *** Failers |
| abcxy |
| |
| /^((yes|no)(*THEN)(*F))?/ |
| yes |
| |
| /(A (.*) C? (*THEN) | A D) (*FAIL)/x |
| AbcdCBefgBhiBqz |
| |
| /(A (.*) C? (*THEN) | A D) z/x |
| AbcdCBefgBhiBqz |
| |
| /(A (.*) C? (*THEN) | A D) \s* (*FAIL)/x |
| AbcdCBefgBhiBqz |
| |
| /(A (.*) C? (*THEN) | A D) \s* z/x |
| AbcdCBefgBhiBqz |
| |
| /(A (.*) (?:C|) (*THEN) | A D) (*FAIL)/x |
| AbcdCBefgBhiBqz |
| |
| /(A (.*) (?:C|) (*THEN) | A D) z/x |
| AbcdCBefgBhiBqz |
| |
| /(A (.*) C{0,6} (*THEN) | A D) (*FAIL)/x |
| AbcdCBefgBhiBqz |
| |
| /(A (.*) C{0,6} (*THEN) | A D) z/x |
| AbcdCBefgBhiBqz |
| |
| /(A (.*) (CE){0,6} (*THEN) | A D) (*FAIL)/x |
| AbcdCEBefgBhiBqz |
| |
| /(A (.*) (CE){0,6} (*THEN) | A D) z/x |
| AbcdCEBefgBhiBqz |
| |
| /(A (.*) (CE*){0,6} (*THEN) | A D) (*FAIL)/x |
| AbcdCBefgBhiBqz |
| |
| /(A (.*) (CE*){0,6} (*THEN) | A D) z/x |
| AbcdCBefgBhiBqz |
| |
| /(?=a(*COMMIT)b|ac)ac|ac/ |
| ac |
| |
| /(?=a(*COMMIT)b|(ac)) ac | (a)c/x |
| ac |
| |
| /--------/ |
| |
| /(?(?!b(*THEN)a)bn|bnn)/ |
| bnn |
| |
| /(?!b(*SKIP)a)bn|bnn/ |
| bnn |
| |
| /(?(?!b(*SKIP)a)bn|bnn)/ |
| bnn |
| |
| /(?!b(*PRUNE)a)bn|bnn/ |
| bnn |
| |
| /(?(?!b(*PRUNE)a)bn|bnn)/ |
| bnn |
| |
| /(?!b(*COMMIT)a)bn|bnn/ |
| bnn |
| |
| /(?(?!b(*COMMIT)a)bn|bnn)/ |
| bnn |
| |
| /(?=b(*SKIP)a)bn|bnn/ |
| bnn |
| |
| /(?=b(*THEN)a)bn|bnn/ |
| bnn |
| |
| /^(?!a(*SKIP)b)/ |
| ac |
| |
| /^(?!a(*SKIP)b)../ |
| acd |
| |
| /(?!a(*SKIP)b)../ |
| acd |
| |
| /^(?(?!a(*SKIP)b))/ |
| ac |
| |
| /^(?!a(*PRUNE)b)../ |
| acd |
| |
| /(?!a(*PRUNE)b)../ |
| acd |
| |
| /(?!a(*COMMIT)b)ac|cd/ |
| ac |
| |
| /\A.*?(?:a|bc)/ |
| ba |
| |
| /^(A(*THEN)B|C(*THEN)D)/ |
| CD |
| |
| /(*:m(m)(?&y)(?(DEFINE)(?<y>b))/K |
| abc |
| |
| /(*PRUNE:m(m)(?&y)(?(DEFINE)(?<y>b))/K |
| abc |
| |
| /(*SKIP:m(m)(?&y)(?(DEFINE)(?<y>b))/K |
| abc |
| |
| /(*THEN:m(m)(?&y)(?(DEFINE)(?<y>b))/K |
| abc |
| |
| /^\d*\w{4}/ |
| 1234 |
| 123 |
| |
| /^[^b]*\w{4}/ |
| aaaa |
| aaa |
| |
| /^[^b]*\w{4}/i |
| aaaa |
| aaa |
| |
| /^a*\w{4}/ |
| aaaa |
| aaa |
| |
| /^a*\w{4}/i |
| aaaa |
| aaa |
| |
| /(?(?=ab)ab)/+ |
| ca |
| cd |
| |
| /(?:(?<n>foo)|(?<n>bar))\k<n>/J |
| foofoo |
| barbar |
| |
| /(?<n>A)(?:(?<n>foo)|(?<n>bar))\k<n>/J |
| AfooA |
| AbarA |
| ** Failers |
| Afoofoo |
| Abarbar |
| |
| /^(\d+)\s+IN\s+SOA\s+(\S+)\s+(\S+)\s*\(\s*$/ |
| 1 IN SOA non-sp1 non-sp2( |
| |
| /^ (?:(?<A>A)|(?'B'B)(?<A>A)) (?('A')x) (?(<B>)y)$/xJ |
| Ax |
| BAxy |
| |
| /^A\xZ/ |
| A\0Z |
| |
| /^A\o{123}B/ |
| A\123B |
| |
| / ^ a + + b $ /x |
| aaaab |
| |
| / ^ a + #comment |
| + b $ /x |
| aaaab |
| |
| / ^ a + #comment |
| #comment |
| + b $ /x |
| aaaab |
| |
| / ^ (?> a + ) b $ /x |
| aaaab |
| |
| / ^ ( a + ) + + \w $ /x |
| aaaab |
| |
| /(?:a\Kb)*+/+ |
| ababc |
| |
| /(?>a\Kb)*/+ |
| ababc |
| |
| /(?:a\Kb)*/+ |
| ababc |
| |
| /(a\Kb)*+/+ |
| ababc |
| |
| /(a\Kb)*/+ |
| ababc |
| |
| /(?:x|(?:(xx|yy)+|x|x|x|x|x)|a|a|a)bc/ |
| acb |
| |
| '\A(?:[^\"]++|\"(?:[^\"]*+|\"\")*+\")++' |
| NON QUOTED \"QUOT\"\"ED\" AFTER \"NOT MATCHED |
| |
| '\A(?:[^\"]++|\"(?:[^\"]++|\"\")*+\")++' |
| NON QUOTED \"QUOT\"\"ED\" AFTER \"NOT MATCHED |
| |
| '\A(?:[^\"]++|\"(?:[^\"]++|\"\")++\")++' |
| NON QUOTED \"QUOT\"\"ED\" AFTER \"NOT MATCHED |
| |
| '\A([^\"1]++|[\"2]([^\"3]*+|[\"4][\"5])*+[\"6])++' |
| NON QUOTED \"QUOT\"\"ED\" AFTER \"NOT MATCHED |
| |
| /^\w+(?>\s*)(?<=\w)/ |
| test test |
| |
| /(?P<same>a)(?P<same>b)/gJ |
| abbaba |
| |
| /(?P<same>a)(?P<same>b)(?P=same)/gJ |
| abbaba |
| |
| /(?P=same)?(?P<same>a)(?P<same>b)/gJ |
| abbaba |
| |
| /(?:(?P=same)?(?:(?P<same>a)|(?P<same>b))(?P=same))+/gJ |
| bbbaaabaabb |
| |
| /(?:(?P=same)?(?:(?P=same)(?P<same>a)(?P=same)|(?P=same)?(?P<same>b)(?P=same)){2}(?P=same)(?P<same>c)(?P=same)){2}(?P<same>z)?/gJ |
| bbbaaaccccaaabbbcc |
| |
| /(?P<Name>a)?(?P<Name2>b)?(?(<Name>)c|d)*l/ |
| acl |
| bdl |
| adl |
| bcl |
| |
| /\sabc/ |
| \x{0b}abc |
| |
| /[\Qa]\E]+/ |
| aa]] |
| |
| /[\Q]a\E]+/ |
| aa]] |
| |
| /(?:((abcd))|(((?:(?:(?:(?:abc|(?:abcdef))))b)abcdefghi)abc)|((*ACCEPT)))/ |
| 1234abcd |
| |
| /(\2)(\1)/ |
| |
| "Z*(|d*){216}" |
| |
| "(?1)(?#?'){8}(a)" |
| baaaaaaaaac |
| |
| "(?|(\k'Pm')|(?'Pm'))" |
| abcd |
| |
| /-- End of testinput1 --/ |