/[pcre]/code/trunk/doc/pcrepattern.3
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revision 1287 by ph10, Fri Mar 15 15:54:54 2013 UTC revision 1292 by ph10, Sun Mar 17 16:51:40 2013 UTC
# Line 1  Line 1 
1  .TH PCREPATTERN 3 "15 March 2013" "PCRE 8.33"  .TH PCREPATTERN 3 "17 March 2013" "PCRE 8.33"
2  .SH NAME  .SH NAME
3  PCRE - Perl-compatible regular expressions  PCRE - Perl-compatible regular expressions
4  .SH "PCRE REGULAR EXPRESSION DETAILS"  .SH "PCRE REGULAR EXPRESSION DETAILS"
# Line 1975  except that it does not cause the curren Line 1975  except that it does not cause the curren
1975  Assertion subpatterns are not capturing subpatterns. If such an assertion  Assertion subpatterns are not capturing subpatterns. If such an assertion
1976  contains capturing subpatterns within it, these are counted for the purposes of  contains capturing subpatterns within it, these are counted for the purposes of
1977  numbering the capturing subpatterns in the whole pattern. However, substring  numbering the capturing subpatterns in the whole pattern. However, substring
1978  capturing is carried out only for positive assertions, because it does not make  capturing is carried out only for positive assertions. (Perl sometimes, but not
1979  sense for negative assertions.  always, does do capturing in negative assertions.)
1980  .P  .P
1981  For compatibility with Perl, assertion subpatterns may be repeated; though  For compatibility with Perl, assertion subpatterns may be repeated; though
1982  it makes no sense to assert the same thing several times, the side effect of  it makes no sense to assert the same thing several times, the side effect of
# Line 3006  Cambridge CB2 3QH, England. Line 3006  Cambridge CB2 3QH, England.
3006  .rs  .rs
3007  .sp  .sp
3008  .nf  .nf
3009  Last updated: 15 March 2013  Last updated: 17 March 2013
3010  Copyright (c) 1997-2013 University of Cambridge.  Copyright (c) 1997-2013 University of Cambridge.
3011  .fi  .fi

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