<?xml version="1.0" standalone="no"?> | |
<!DOCTYPE main [ | |
<!ELEMENT main (table)*> | |
<!ELEMENT table (column)*> | |
<!ATTLIST table name NMTOKEN #REQUIRED> | |
<!ELEMENT column ANY> | |
<!ATTLIST column name NMTOKEN #REQUIRED> | |
<!ATTLIST column expr CDATA #REQUIRED> | |
<!ENTITY mkm "mkrishnamohan"> | |
<!ENTITY ee SYSTEM "ee.xml"> | |
]> | |
<main> | |
ⅇ | |
</main> |