tree d360121e4b6cfac4d013ce2392c827cfbaecf68a
parent 49156a19f9e221baa37e919e91dac39f1dded014
author Fumitoshi Ukai <fumitoshi.ukai@gmail.com> 1428540208 +0900
committer Fumitoshi Ukai <fumitoshi.ukai@gmail.com> 1428540208 +0900

add empty and undefined case for var_append