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Diffstat (limited to 'pod/perllocale.pod')
| -rw-r--r-- | pod/perllocale.pod | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/pod/perllocale.pod b/pod/perllocale.pod index c14120a79c..052db49456 100644 --- a/pod/perllocale.pod +++ b/pod/perllocale.pod @@ -678,6 +678,12 @@ to your surprise--that "|" moves from the ispunct() class to isalpha(). Unfortunately, this creates big problems for regular expressions. "|" still means alternation even though it matches C<\w>. +Note that there are quite a few things that are unaffected by the +current locale. All the escape sequences for particular characters, +C<\n> for example, always mean the platform's native one. This means, +for example, that C<\N> in regular expressions (every character +but new-line) work on the platform character set. + B<Note:> A broken or malicious C<LC_CTYPE> locale definition may result in clearly ineligible characters being considered to be alphanumeric by your application. For strict matching of (mundane) ASCII letters and |