Perl-Sensitive Sunglasses | |
PerlMonks |
Re: Checking Variable for Not Nullby hippo (Bishop) |
on May 27, 2015 at 15:00 UTC ( [id://1128012]=note: print w/replies, xml ) | Need Help?? |
You haven't said what you understand by "null" in this context. "null" is not a concept in Perl. We have defined and we have true. eg:
BTW, do you really find unless ! to be clearer than if?
In Section
Seekers of Perl Wisdom
|
|