KW.pm | Coping with Other Peoples' Perl Code | #8 |
use warnings;
$name = "foo"; print $nam; # empty output
use warnings; $name = "foo"; print $nam; # Name "main::name" used only once: possible typo at warnings.pl line 2. # Name "main::nam" used only once: possible typo at warnings.pl line 3. # Use of uninitialized value in print at warnings.pl line 3. |
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