/[pcre]/code/trunk/doc/pcrecompat.3
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revision 210 by ph10, Wed Aug 8 14:24:50 2007 UTC revision 231 by ph10, Tue Sep 11 11:15:33 2007 UTC
# Line 83  the pattern /^(a(b)?)+$/ in Perl leaves Line 83  the pattern /^(a(b)?)+$/ in Perl leaves
83  .P  .P
84  11. PCRE does support Perl 5.10's backtracking verbs (*ACCEPT), (*FAIL), (*F),  11. PCRE does support Perl 5.10's backtracking verbs (*ACCEPT), (*FAIL), (*F),
85  (*COMMIT), (*PRUNE), (*SKIP), and (*THEN), but only in the forms without an  (*COMMIT), (*PRUNE), (*SKIP), and (*THEN), but only in the forms without an
86  argument. PCRE does not support (*MARK). If (*ACCEPT) is within capturing  argument. PCRE does not support (*MARK). If (*ACCEPT) is within capturing
87  parentheses, PCRE does not set that capture group; this is different to Perl.  parentheses, PCRE does not set that capture group; this is different to Perl.
88  .P  .P
89  12. PCRE provides some extensions to the Perl regular expression facilities.  12. PCRE provides some extensions to the Perl regular expression facilities.
# Line 112  only at the first matching position in t Line 112  only at the first matching position in t
112  (f) The PCRE_NOTBOL, PCRE_NOTEOL, PCRE_NOTEMPTY, and PCRE_NO_AUTO_CAPTURE  (f) The PCRE_NOTBOL, PCRE_NOTEOL, PCRE_NOTEMPTY, and PCRE_NO_AUTO_CAPTURE
113  options for \fBpcre_exec()\fP have no Perl equivalents.  options for \fBpcre_exec()\fP have no Perl equivalents.
114  .sp  .sp
115  (g) The callout facility is PCRE-specific.  (g) The \eR escape sequence can be restricted to match only CR, LF, or CRLF
116    by the PCRE_BSR_ANYCRLF option.
117  .sp  .sp
118  (h) The partial matching facility is PCRE-specific.  (h) The callout facility is PCRE-specific.
119  .sp  .sp
120  (i) Patterns compiled by PCRE can be saved and re-used at a later time, even on  (i) The partial matching facility is PCRE-specific.
121    .sp
122    (j) Patterns compiled by PCRE can be saved and re-used at a later time, even on
123  different hosts that have the other endianness.  different hosts that have the other endianness.
124  .sp  .sp
125  (j) The alternative matching function (\fBpcre_dfa_exec()\fP) matches in a  (k) The alternative matching function (\fBpcre_dfa_exec()\fP) matches in a
126  different way and is not Perl-compatible.  different way and is not Perl-compatible.
127    .sp
128    (l) PCRE recognizes some special sequences such as (*CR) at the start of
129    a pattern that set overall options that cannot be changed within the pattern.
130  .  .
131  .  .
132  .SH AUTHOR  .SH AUTHOR
# Line 137  Cambridge CB2 3QH, England. Line 143  Cambridge CB2 3QH, England.
143  .rs  .rs
144  .sp  .sp
145  .nf  .nf
146  Last updated: 08 August 2007  Last updated: 11 September 2007
147  Copyright (c) 1997-2007 University of Cambridge.  Copyright (c) 1997-2007 University of Cambridge.
148  .fi  .fi

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