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<html><head><title>pcre2_match_data_free specification</title></head><body bgcolor="#FFFFFF" text="#00005A" link="#0066FF" alink="#3399FF" vlink="#2222BB"><h1>pcre2_match_data_free man page</h1><p>Return to the <a href="index.html">PCRE2 index page</a>.</p><p>This page is part of the PCRE2 HTML documentation. It was generatedautomatically from the original man page. If there is any nonsense in it,please consult the man page, in case the conversion went wrong.<br><br><b>SYNOPSIS</b><br><P><b>#include <pcre2.h></b></P><P><b>void pcre2_match_data_free(pcre2_match_data *<i>match_data</i>);</b></P><br><b>DESCRIPTION</b><br><P>If <i>match_data</i> is NULL, this function does nothing. Otherwise,<i>match_data</i> must point to a match data block, which this function frees,using the memory freeing function from the general context or compiled patternwith which it was created, or <b>free()</b> if that was not set. If the matchdata block was previously passed to <b>pcre2_match()</b>, it will have anattached heapframe vector; this is also freed.</P><P>If the PCRE2_COPY_MATCHED_SUBJECT was used for a successful match using thismatch data block, the copy of the subject that was referenced within the blockis also freed.</P><P>There is a complete description of the PCRE2 native API in the<a href="pcre2api.html"><b>pcre2api</b></a>page and a description of the POSIX API in the<a href="pcre2posix.html"><b>pcre2posix</b></a>page.<p>Return to the <a href="index.html">PCRE2 index page</a>.</p>
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