<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<title>Disconnects from shared memory segment</title>
</head>
<body><div class="manualnavbar" style="text-align: center;">
<div class="prev" style="text-align: left; float: left;"><a href="function.shm-attach.html">shm_attach</a></div>
<div class="next" style="text-align: right; float: right;"><a href="function.shm-get-var.html">shm_get_var</a></div>
<div class="up"><a href="ref.sem.html">Semaphore Functions</a></div>
<div class="home"><a href="index.html">PHP Manual</a></div>
</div><hr /><div id="function.shm-detach" class="refentry">
<div class="refnamediv">
<h1 class="refname">shm_detach</h1>
<p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">shm_detach</span> — <span class="dc-title">Disconnects from shared memory segment</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.shm-detach-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">bool</span> <span class="methodname"><strong>shm_detach</strong></span>
( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$shm_identifier</code></span>
)</div>
<p class="para rdfs-comment">
<span class="function"><strong>shm_detach()</strong></span> disconnects from the shared memory given
by the <em><code class="parameter">shm_identifier</code></em> created by
<span class="function"><a href="function.shm-attach.html" class="function">shm_attach()</a></span>. Remember, that shared memory still exist
in the Unix system and the data is still present.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.shm-detach-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
<dl>
<dt>
<span class="term"><em><code class="parameter">shm_identifier</code></em></span>
<dd>
<p class="para">
A shared memory resource handle as returned by
<span class="function"><a href="function.shm-attach.html" class="function">shm_attach()</a></span>
</p>
</dd>
</dt>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.shm-detach-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
<span class="function"><strong>shm_detach()</strong></span> always returns <strong><code>TRUE</code></strong>.
</p>
</div>
<div class="refsect1 seealso" id="refsect1-function.shm-detach-seealso">
<h3 class="title">See Also</h3>
<p class="para">
<ul class="simplelist">
<li class="member"> <span class="function"><a href="function.shm-attach.html" class="function" rel="rdfs-seeAlso">shm_attach()</a> - Creates or open a shared memory segment</span></li>
<li class="member"> <span class="function"><a href="function.shm-remove.html" class="function" rel="rdfs-seeAlso">shm_remove()</a> - Removes shared memory from Unix systems</span></li>
<li class="member"> <span class="function"><a href="function.shm-remove-var.html" class="function" rel="rdfs-seeAlso">shm_remove_var()</a> - Removes a variable from shared memory</span></li>
</ul>
</p>
</div>
</div><hr /><div class="manualnavbar" style="text-align: center;">
<div class="prev" style="text-align: left; float: left;"><a href="function.shm-attach.html">shm_attach</a></div>
<div class="next" style="text-align: right; float: right;"><a href="function.shm-get-var.html">shm_get_var</a></div>
<div class="up"><a href="ref.sem.html">Semaphore Functions</a></div>
<div class="home"><a href="index.html">PHP Manual</a></div>
</div></body></html>
