linux man page for pcre_free_substring

PCRE_FREE_SUBSTRING(3)					     Library Functions Manual					    PCRE_FREE_SUBSTRING(3)

NAME
       PCRE - Perl-compatible regular expressions

SYNOPSIS

       #include <pcre.h>

       void pcre_free_substring(const char *stringptr);

DESCRIPTION

       This is a convenience function for freeing the store obtained by a previous call to pcre_get_substring() or pcre_get_named_substring(). Its
       only argument is a pointer to the string.

       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_FREE_SUBSTRING(3)