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Diffstat (limited to 'pod/perlglossary.pod')
| -rw-r--r-- | pod/perlglossary.pod | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/pod/perlglossary.pod b/pod/perlglossary.pod index b44fcd447f..858f24b12c 100644 --- a/pod/perlglossary.pod +++ b/pod/perlglossary.pod @@ -234,7 +234,8 @@ some of its high-level ideas. =item backreference A substring L<captured|/capturing> by a subpattern within -unadorned parentheses in a L</regex>. Backslashed decimal numbers +unadorned parentheses in a L</regex>, also referred to as a capture group. +Backslashed decimal numbers (C<\1>, C<\2>, etc.) later in the same pattern refer back to the corresponding subpattern in the current match. Outside the pattern, the numbered variables (C<$1>, C<$2>, etc.) continue to refer to these @@ -458,10 +459,16 @@ handler when some event of interest transpires. Reduced to a standard form to facilitate comparison. +=item capture buffer, capture group + +These two terms are synonymous: +a L<captured substring|/capturing> by a regex subpattern. + =item capturing The use of parentheses around a L</subpattern> in a L</regular -expression> to store the matched L</substring> as a L</backreference>. +expression> to store the matched L</substring> as a L</backreference> +or L</capture group>. (Captured strings are also returned as a list in L</list context>.) =item character |