in reply to What does it mean "$_." in PERL
$_ is a special variable which contains the value of the last matched expression or the intermediate value in loops such as for, while, etc.,if you don't store that matched expression into explicit variables.
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Re^2: What does it mean "$_." in PERL
by CountZero (Bishop) on Aug 25, 2010 at 15:58 UTC |
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Seekers of Perl Wisdom