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| Problems? Is your data what you think it is? | |
| PerlMonks |
Re: passing data to variable in if statmentby Paladin (Vicar) |
| on May 06, 2008 at 21:00 UTC ( [id://685074]=note: print w/replies, xml ) | Need Help?? |
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Use defined $var to see if a variable is defined or not. "" is different from undef
In Section
Seekers of Perl Wisdom
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