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Diffstat (limited to 'doc/pcre2callout.3')
| -rw-r--r-- | doc/pcre2callout.3 | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/doc/pcre2callout.3 b/doc/pcre2callout.3 index c815c72..0987758 100644 --- a/doc/pcre2callout.3 +++ b/doc/pcre2callout.3 @@ -1,4 +1,4 @@ -.TH PCRE2CALLOUT 3 "26 April 2018" "PCRE2 10.32" +.TH PCRE2CALLOUT 3 "17 September 2018" "PCRE2 10.33" .SH NAME PCRE2 - Perl-compatible regular expressions (revised API) .SH SYNOPSIS @@ -27,6 +27,15 @@ a match context (see \fBpcre2_set_callout()\fP in the .\" documentation). .P +When using the \fBpcre2_substitute()\fP function, an additional callout feature +is available. This does a callout after each change to the subject string and +is described in the +.\" HREF +\fBpcre2api\fP +.\" +documentation; the rest of this document is concerned with callouts during +pattern matching. +.P Within a regular expression, (?C<arg>) indicates a point at which the external function is to be called. Different callout points can be identified by putting a number less than 256 after the letter C. The default value is zero. @@ -443,6 +452,6 @@ Cambridge, England. .rs .sp .nf -Last updated: 26 April 2018 +Last updated: 17 September 2018 Copyright (c) 1997-2018 University of Cambridge. .fi |