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