Wednesday, December 26, 2012

Perl 에서 NULL value assign 하기

인용 : There's no NULL in perl. Use undef when you mean "no value". Also, variables are undefined by default. So my $var is equivalent to my $var = undef.
레퍼런스 : http://stackoverflow.com/questions/3224312/how-can-variables-be-set-to-null-under-the-strict-pragma

No comments:

Post a Comment