/[pcre]/code/trunk/doc/pcrepattern.3
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revision 416 by ph10, Sat Apr 11 14:34:02 2009 UTC revision 445 by ph10, Sun Sep 13 16:44:49 2009 UTC
# Line 2135  a backtracking algorithm. With the excep Line 2135  a backtracking algorithm. With the excep
2135  failing negative assertion, they cause an error if encountered by  failing negative assertion, they cause an error if encountered by
2136  \fBpcre_dfa_exec()\fP.  \fBpcre_dfa_exec()\fP.
2137  .P  .P
2138    If any of these verbs are used in an assertion subpattern, their effect is
2139    confined to that subpattern; it does not extend to the surrounding pattern.
2140    Note that assertion subpatterns are processed as anchored at the point where
2141    they are tested.
2142    .P
2143  The new verbs make use of what was previously invalid syntax: an opening  The new verbs make use of what was previously invalid syntax: an opening
2144  parenthesis followed by an asterisk. In Perl, they are generally of the form  parenthesis followed by an asterisk. In Perl, they are generally of the form
2145  (*VERB:ARG) but PCRE does not support the use of arguments, so its general  (*VERB:ARG) but PCRE does not support the use of arguments, so its general
# Line 2254  Cambridge CB2 3QH, England. Line 2259  Cambridge CB2 3QH, England.
2259  .rs  .rs
2260  .sp  .sp
2261  .nf  .nf
2262  Last updated: 11 April 2009  Last updated: 13 September 2009
2263  Copyright (c) 1997-2009 University of Cambridge.  Copyright (c) 1997-2009 University of Cambridge.
2264  .fi  .fi
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