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Difference between revisions of "Perl/Basics/Boolean Logic/Helper Natives/Undef"
From NetSec
AlizaLorenzo (Talk | contribs) (Created page with "The '''undef''' native determines if a '''scalar''' value is un-defined: {{code|text=<source lang="perl"> print "We received a response from the server.\n" unless undef $response...") |
Chantal21I (Talk | contribs) |
(No difference)
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Latest revision as of 01:24, 19 July 2012
The undef native determines if a scalar value is un-defined:
print "We received a response from the server.\n" unless undef $response; |
