.TH PCRE_FREE_SUBSTRING 3 .SH NAME PCRE - Perl-compatible regular expressions .SH SYNOPSIS .rs .sp .B #include <pcre.h> .PP .SM .B void pcre_free_substring(const char *\fIstringptr\fP); . .SH DESCRIPTION .rs .sp This is a convenience function for freeing the store obtained by a previous call to \fBpcre_get_substring()\fP or \fBpcre_get_named_substring()\fP. Its only argument is a pointer to the string. .P There is a complete description of the PCRE native API in the .\" HREF \fBpcreapi\fP .\" page and a description of the POSIX API in the .\" HREF \fBpcreposix\fP .\" page.