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author | ph10 <ph10@6239d852-aaf2-0410-a92c-79f79f948069> | 2014-10-21 16:33:30 +0000 |
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committer | ph10 <ph10@6239d852-aaf2-0410-a92c-79f79f948069> | 2014-10-21 16:33:30 +0000 |
commit | 65f57acf6b8b2a5eb96890ffa6e68eccd0142192 (patch) | |
tree | 35e45e12236fb7b4de30d6f44365139eb39f4cc9 /doc/pcre2_substring_number_from_name.3 | |
parent | b0d8dbd60fdbfcee7aac8cf5f8fc0fbb46376734 (diff) | |
download | pcre2-65f57acf6b8b2a5eb96890ffa6e68eccd0142192.tar.gz |
A lot more documentation.
git-svn-id: svn://vcs.exim.org/pcre2/code/trunk@121 6239d852-aaf2-0410-a92c-79f79f948069
Diffstat (limited to 'doc/pcre2_substring_number_from_name.3')
-rw-r--r-- | doc/pcre2_substring_number_from_name.3 | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/doc/pcre2_substring_number_from_name.3 b/doc/pcre2_substring_number_from_name.3 new file mode 100644 index 0000000..d6588bc --- /dev/null +++ b/doc/pcre2_substring_number_from_name.3 @@ -0,0 +1,37 @@ +.TH PCRE2_SUBSTRING_NUMBER_FROM_NAME 3 "21 October 2014" "PCRE2 10.00" +.SH NAME +PCRE2 - Perl-compatible regular expressions (revised API) +.SH SYNOPSIS +.rs +.sp +.B #include <pcre2.h> +.PP +.nf +.B int pcre2_substring_number_from_name(const pcre2_code *\fIcode\fP, +.B " PCRE2_SPTR \fIname\fP);" +.fi +. +.SH DESCRIPTION +.rs +.sp +This convenience function finds the number of a named substring capturing +parenthesis in a compiled pattern. Its arguments are: +.sp + \fIcode\fP Compiled regular expression + \fIname\fP Name whose number is required +.sp +The yield of the function is the number of the parenthesis if the name is +found, or PCRE2_ERROR_NOSUBSTRING otherwise. When duplicate names are allowed +(PCRE2_DUPNAMES is set), it is not defined which of the numbers is returned. +You can obtain the complete list by calling +\fBpcre2_substring_nametable_scan()\fP. +.P +There is a complete description of the PCRE2 native API in the +.\" HREF +\fBpcre2api\fP +.\" +page and a description of the POSIX API in the +.\" HREF +\fBpcre2posix\fP +.\" +page. |