<p>Availability in <code>PHP 7.0</code></p>
<p>Reclaims memory used by the Zend Engine memory manager</p>
<h2 id="parameters" class="content-anchor">Parameters</h2>
<p>The function has no input parameters.</p>
<h2 id="return-values" class="content-anchor">Return values</h2>
<p><code>int</code></p>
<p>Returns the number of bytes freed.</p>
<h2 id="other-resources" class="content-anchor">Other resources</h2>
<p><a href="https://www.php.net/manual/en/function.gc-mem-caches.php">Official gc-mem-caches documentation</a></p>

PHP function gc_mem_caches()

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Parameters

Return values

Other resources

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