diff options
Diffstat (limited to 'pod/perlvar.pod')
| -rw-r--r-- | pod/perlvar.pod | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/pod/perlvar.pod b/pod/perlvar.pod index a211c378ae..b4db654178 100644 --- a/pod/perlvar.pod +++ b/pod/perlvar.pod @@ -228,6 +228,14 @@ performance penalty on all regular expression matches. See L</BUGS>. See L</@-> for a replacement. +=item ${^MATCH} +X<${^MATCH}> + +This is similar to C<$&> (C<$POSTMATCH>) except that it does not incur the +performance penalty associated with that variable, and is only guaranteed +to return a defined value when the pattern was compiled or executed with +the C</k> modifier. + =item $PREMATCH =item $` @@ -243,6 +251,14 @@ performance penalty on all regular expression matches. See L</BUGS>. See L</@-> for a replacement. +=item ${^PREMATCH} +X<${^PREMATCH}> + +This is similar to C<$`> ($PREMATCH) except that it does not incur the +performance penalty associated with that variable, and is only guaranteed +to return a defined value when the pattern was compiled or executed with +the C</k> modifier. + =item $POSTMATCH =item $' @@ -264,6 +280,14 @@ performance penalty on all regular expression matches. See L</BUGS>. See L</@-> for a replacement. +=item ${^POSTMATCH} +X<${^POSTMATCH}> + +This is similar to C<$'> (C<$POSTMATCH>) except that it does not incur the +performance penalty associated with that variable, and is only guaranteed +to return a defined value when the pattern was compiled or executed with +the C</k> modifier. + =item $LAST_PAREN_MATCH =item $+ |