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| author | Karl Williamson <public@khwilliamson.com> | 2011-03-26 09:45:38 -0600 |
|---|---|---|
| committer | Karl Williamson <public@khwilliamson.com> | 2011-03-26 09:51:19 -0600 |
| commit | eb88ed9ea9974ecc4cbfd0b64a636b00870389a1 (patch) | |
| tree | 1f6b6b8666f3d1a014168f549c159861e4ef3275 /pod/perlunicode.pod | |
| parent | 79de270c1b916f7aef04579a0bbc6a7cf1db38b8 (diff) | |
| download | perl-eb88ed9ea9974ecc4cbfd0b64a636b00870389a1.tar.gz | |
perlunicode: mention quotemeta utf8 inconsistency
Diffstat (limited to 'pod/perlunicode.pod')
| -rw-r--r-- | pod/perlunicode.pod | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/pod/perlunicode.pod b/pod/perlunicode.pod index 03277dac16..c0a2ca4370 100644 --- a/pod/perlunicode.pod +++ b/pod/perlunicode.pod @@ -1616,6 +1616,12 @@ I<except> C<[[:ascii:]]>. =item * +In C<quotemeta> or its inline equivalent C<\Q>, all characters whose +code points are above 127 are not quoted in UTF-8 encoded strings, but +all are quoted in UTF-8 strings. + +=item * + User-defined case change mappings. You can create a C<ToUpper()> function, for example, which overrides Perl's built-in case mappings. The scalar must be encoded in utf8 for your function to actually be invoked. @@ -1651,8 +1657,9 @@ cause Perl to use Unicode semantics on all string operations within the scope of the feature subpragma. Regular expressions compiled in its scope retain that behavior even when executed or compiled into larger regular expressions outside the scope. (The pragma does not, however, -affect user-defined case changing operations. These still require a -UTF-8 encoded string to operate.) +affect the C<quotemeta> behavior. Not does it affect the deprecated +user-defined case changing operations. These still require a UTF-8 +encoded string to operate.) In Perl 5.12, the subpragma affected casing changes, but not regular expressions. See L<perlfunc/lc> for details on how this pragma works in |