/[pcre]/code/trunk/doc/pcreapi.3
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revision 1252 by ph10, Sun Nov 11 20:27:03 2012 UTC revision 1253 by ph10, Fri Feb 22 11:38:35 2013 UTC
# Line 1  Line 1 
1  .TH PCREAPI 3 "08 November 2012" "PCRE 8.32"  .TH PCREAPI 3 "22 February 2013" "PCRE 8.33"
2  .SH NAME  .SH NAME
3  PCRE - Perl-compatible regular expressions  PCRE - Perl-compatible regular expressions
4  .sp  .sp
# Line 1297  be used. Line 1297  be used.
1297    PCRE_INFO_MAXLOOKBEHIND    PCRE_INFO_MAXLOOKBEHIND
1298  .sp  .sp
1299  Return the number of characters (NB not bytes) in the longest lookbehind  Return the number of characters (NB not bytes) in the longest lookbehind
1300  assertion in the pattern. Note that the simple assertions \eb and \eB require a  assertion in the pattern. This information is useful when doing multi-segment
1301  one-character lookbehind. This information is useful when doing multi-segment  matching using the partial matching facilities. Note that the simple assertions
1302  matching using the partial matching facilities.  \eb and \eB require a one-character lookbehind. \eA also registers a
1303    one-character lookbehind, though it does not actually inspect the previous
1304    character. This is to ensure that at least one character from the old segment
1305    is retained when a new segment is processed. Otherwise, if there are no
1306    lookbehinds in the pattern, \eA might match incorrectly at the start of a new
1307    segment.
1308  .sp  .sp
1309    PCRE_INFO_MINLENGTH    PCRE_INFO_MINLENGTH
1310  .sp  .sp
# Line 2818  Cambridge CB2 3QH, England. Line 2823  Cambridge CB2 3QH, England.
2823  .rs  .rs
2824  .sp  .sp
2825  .nf  .nf
2826  Last updated: 08 November 2012  Last updated: 22 February 2013
2827  Copyright (c) 1997-2012 University of Cambridge.  Copyright (c) 1997-2013 University of Cambridge.
2828  .fi  .fi

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