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| author | Tony Cook <tony@develop-help.com> | 2020-10-19 15:57:37 +1100 |
|---|---|---|
| committer | Steve Hay <steve.m.hay@googlemail.com> | 2021-01-06 17:40:43 +0000 |
| commit | b620a9f2859aa21d56e1b18ce0c9d3752abaadb0 (patch) | |
| tree | 38d3f4ad5fd9ca2e77bbdfd501d2c4ea670d8929 | |
| parent | 57edf1d256c8267868c4c9c44962dd4721d8c2b5 (diff) | |
| download | perl-b620a9f2859aa21d56e1b18ce0c9d3752abaadb0.tar.gz | |
\K in lookaround might become permitted in the future
It was disallowed because:
- it was breaking things (GH #14638)
- at the time, no-one had the tuits and knowledge to select non-buggy
semantics and implement them.
(cherry picked from commit 55afc78396d86da97ab07c25295b00c9a300f081)
| -rw-r--r-- | pod/perldiag.pod | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/pod/perldiag.pod b/pod/perldiag.pod index 2b2df17a1f..d1a6a7ff08 100644 --- a/pod/perldiag.pod +++ b/pod/perldiag.pod @@ -3289,7 +3289,10 @@ line. See L<perlrun|perlrun/-i[extension]> for more details. =item \K not permitted in lookahead/lookbehind in regex; marked by <-- HERE in m/%s/ (F) Your regular expression used C<\K> in a lookhead or lookbehind -assertion, which isn't permitted. +assertion, which currently isn't permitted. + +This may change in the future, see L<Support \K in +lookarounds|https://github.com/Perl/perl5/issues/18134>. =item Label not found for "last %s" |