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PCRE - Perl-compatible regular expressions

Description


       This is a convenience function for extracting a captured substring by name. The arguments are:

         code          Compiled pattern
         subject       Subject that has been successfully matched
         ovector       Offset vector that pcre[16|32]_exec() used
         stringcount   Value returned by pcre[16|32]_exec()stringname    Name of the required substring
         stringptr     Where to put the string pointer

       The  memory in which the substring is placed is obtained by calling pcre[16|32]_malloc(). The convenience
       function pcre[16|32]_free_substring() can be used to free it when it is no longer needed.  The  yield  of
       the function is the length of the extracted substring, PCRE_ERROR_NOMEMORY if sufficient memory could not
       be obtained, or PCRE_ERROR_NOSUBSTRING if the string name is invalid.

       There is a complete description of the PCRE native API in the pcreapi page and a description of the POSIX
       API in the pcreposix page.

PCRE 8.30                                         24 June 2012                       PCRE_GET_NAMED_SUBSTRING(3)

Name

       PCRE - Perl-compatible regular expressions

Synopsis

#include<pcre.h>intpcre_get_named_substring(constpcre*code,constchar*subject,int*ovector,intstringcount,constchar*stringname,constchar**stringptr);intpcre16_get_named_substring(constpcre16*code,PCRE_SPTR16subject,int*ovector,intstringcount,PCRE_SPTR16stringname,PCRE_SPTR16*stringptr);intpcre32_get_named_substring(constpcre32*code,PCRE_SPTR32subject,int*ovector,intstringcount,PCRE_SPTR32stringname,PCRE_SPTR32*stringptr);

See Also