/[pcre]/code/trunk/doc/pcreapi.3
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revision 1363 by ph10, Tue Oct 1 16:54:40 2013 UTC revision 1364 by ph10, Sat Oct 5 15:45:11 2013 UTC
# Line 1  Line 1 
1  .TH PCREAPI 3 "01 October 2013" "PCRE 8.34"  .TH PCREAPI 3 "05 October 2013" "PCRE 8.34"
2  .SH NAME  .SH NAME
3  PCRE - Perl-compatible regular expressions  PCRE - Perl-compatible regular expressions
4  .sp  .sp
# Line 645  documentation. Line 645  documentation.
645    PCRE_EXTENDED    PCRE_EXTENDED
646  .sp  .sp
647  If this bit is set, white space data characters in the pattern are totally  If this bit is set, white space data characters in the pattern are totally
648  ignored except when escaped or inside a character class. White space does not  ignored except when escaped or inside a character class. White space did not
649  include the VT character (code 11). In addition, characters between an  used to include the VT character (code 11), because Perl did not treat this
650  unescaped # outside a character class and the next newline, inclusive, are also  character as white space. However, Perl changed at release 5.18, so PCRE
651  ignored. This is equivalent to Perl's /x option, and it can be changed within a  followed at release 8.34, and VT is now treated as white space. PCRE_EXTENDED
652  pattern by a (?x) option setting.  also causes characters between an unescaped # outside a character class and the
653    next newline, inclusive, to be ignored. PCRE_EXTENDED is equivalent to
654    Perl's /x option, and it can be changed within a pattern by a (?x) option
655    setting.
656  .P  .P
657  Which characters are interpreted as newlines is controlled by the options  Which characters are interpreted as newlines is controlled by the options
658  passed to \fBpcre_compile()\fP or by a special sequence at the start of the  passed to \fBpcre_compile()\fP or by a special sequence at the start of the
# Line 2863  Cambridge CB2 3QH, England. Line 2866  Cambridge CB2 3QH, England.
2866  .rs  .rs
2867  .sp  .sp
2868  .nf  .nf
2869  Last updated: 01 October 2013  Last updated: 05 October 2013
2870  Copyright (c) 1997-2013 University of Cambridge.  Copyright (c) 1997-2013 University of Cambridge.
2871  .fi  .fi

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