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| author | Rafael Garcia-Suarez <rgarciasuarez@gmail.com> | 2004-11-17 10:22:52 +0000 |
|---|---|---|
| committer | Rafael Garcia-Suarez <rgarciasuarez@gmail.com> | 2004-11-17 10:22:52 +0000 |
| commit | 28b41a8090d259cff9b1dd87c0c53b3c4a31e822 (patch) | |
| tree | 82cf112c535e471ad21a6b91f9a020115eb7a66d /pod/perlfaq7.pod | |
| parent | 4cdaeff7d67594a60bccc7882d3197ee0420932d (diff) | |
| download | perl-28b41a8090d259cff9b1dd87c0c53b3c4a31e822.tar.gz | |
PerlFAQ sync.
p4raw-id: //depot/perl@23509
Diffstat (limited to 'pod/perlfaq7.pod')
| -rw-r--r-- | pod/perlfaq7.pod | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/pod/perlfaq7.pod b/pod/perlfaq7.pod index e6d4e5c89e..54e91bda9b 100644 --- a/pod/perlfaq7.pod +++ b/pod/perlfaq7.pod @@ -1,6 +1,6 @@ =head1 NAME -perlfaq7 - General Perl Language Issues ($Revision: 1.17 $, $Date: 2004/10/19 22:53:50 $) +perlfaq7 - General Perl Language Issues ($Revision: 1.18 $, $Date: 2004/11/03 22:54:08 $) =head1 DESCRIPTION @@ -97,6 +97,16 @@ See L<perllexwarn> for more details. no warnings; # temporarily turn off warnings $a = $b + $c; # I know these might be undef } + +Additionally, you can enable and disable categories of warnings. +You turn off the categories you want to ignore and you can still +get other categories of warnings. See L<perllexwarn> for the +complete details, including the category names and hierarchy. + + { + no warnings 'uninitialized'; + $a = $b + $c; + } If you have an older version of Perl, the C<$^W> variable (documented in L<perlvar>) controls runtime warnings for a block: |