/[pcre]/code/trunk/doc/pcrecompat.3
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revision 1403 by ph10, Sun Nov 10 19:04:34 2013 UTC revision 1404 by ph10, Tue Nov 19 15:36:57 2013 UTC
# Line 122  an error is given at compile time. Line 122  an error is given at compile time.
122  .P  .P
123  15. Perl recognizes comments in some places that PCRE does not, for example,  15. Perl recognizes comments in some places that PCRE does not, for example,
124  between the ( and ? at the start of a subpattern. If the /x modifier is set,  between the ( and ? at the start of a subpattern. If the /x modifier is set,
125  Perl allows white space between ( and ? (though current Perls warn that this is  Perl allows white space between ( and ? (though current Perls warn that this is
126  deprecated) but PCRE never does, even if the PCRE_EXTENDED option is set.  deprecated) but PCRE never does, even if the PCRE_EXTENDED option is set.
127  .P  .P
128  16. Perl, when in warning mode, gives warnings for character classes such as  16. Perl, when in warning mode, gives warnings for character classes such as
129  [A-\ed] or [a-[:digit:]]. It then treats the hyphens as literals. PCRE has no  [A-\ed] or [a-[:digit:]]. It then treats the hyphens as literals. PCRE has no
130  warning features, so it gives an error in these cases because they are almost  warning features, so it gives an error in these cases because they are almost
131  certainly user mistakes.  certainly user mistakes.
132  .P  .P
133  17. In PCRE, the upper/lower case character properties Lu and Ll are not  17. In PCRE, the upper/lower case character properties Lu and Ll are not
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