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Diffstat (limited to '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 2ed3e97f77..739dd55cd2 100644 --- a/pod/perlvar.pod +++ b/pod/perlvar.pod @@ -164,6 +164,18 @@ example: (Mnemonic: be positive and forward looking.) This variable is read-only. +=item @+ + +$+[0] is the offset of the end of the last successfull match. +C<$+[>I<n>C<]> is the offset of the end of the substring matched by +I<n>-th subpattern. + +Thus after a match against $_, $& coincides with C<substr $_, $-[0], +$+[0]>. Similarly, C<$>I<n> coincides with C<substr $_, $-[>I<n>C<], +$+[>I<0>C<]> if C<$-[>I<n>C<]> is defined, and $+ conincides with +C<substr $_, $-[-1], $+[-1]>. One can use C<$#+> to find the last +matched subgroup in the last successful match. Compare with L<"@-">. + =item $MULTILINE_MATCHING =item $* @@ -373,6 +385,18 @@ output channel. Default is 60. (Mnemonic: = has horizontal lines.) The number of lines left on the page of the currently selected output channel. (Mnemonic: lines_on_page - lines_printed.) +=item @- + +$-[0] is the offset of the start of the last successfull match. +C<$-[>I<n>C<]> is the offset of the start of the substring matched by +I<n>-th subpattern. + +Thus after a match against $_, $& coincides with C<substr $_, $-[0], +$+[0]>. Similarly, C<$>I<n> coincides with C<substr $_, $-[>I<n>C<], +$+[>I<0>C<]> if C<$-[>I<n>C<]> is defined, and $+ conincides with +C<substr $_, $-[-1], $+[-1]>. One can use C<$#-> to find the last +matched subgroup in the last successful match. Compare with L<"@+">. + =item format_name HANDLE EXPR =item $FORMAT_NAME |