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<!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>获取 PHP 进程的 ID</title>
</head>
<body class="docs"><div id="layout">
<div id="layout-content"><div id="function.getmypid" class="refentry">
<div class="refnamediv">
<h1 class="refname">getmypid</h1>
<p class="verinfo">(PHP 4, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">getmypid</span> &mdash; <span class="dc-title">获取 PHP 进程的 ID</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.getmypid-description">
<h3 class="title">说明</h3>
<div class="methodsynopsis dc-description">
<span class="methodname"><strong>getmypid</strong></span>
( <span class="methodparam">void</span>
) : <span class="type">int</span></div>
<p class="para rdfs-comment">
获取当前 PHP 进程 ID。
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.getmypid-returnvalues">
<h3 class="title">返回值</h3>
<p class="para">
返回当前 PHP 进程 ID，或在错误时返回 <strong><code>FALSE</code></strong>。
</p>
</div>
<div class="refsect1 notes" id="refsect1-function.getmypid-notes">
<h3 class="title">注释</h3>
<div class="warning"><strong class="warning">Warning</strong>
<p class="para">
进程 ID 并不是唯一的，所以他们是一个弱熵源。
对安全性有依赖的上下文中我们不推荐依赖于 pid。
</p>
</div>
</div>
<div class="refsect1 seealso" id="refsect1-function.getmypid-seealso">
<h3 class="title">参见</h3>
<p class="para">
<ul class="simplelist">
<li class="member"><span class="function"><a href="getmygid.html" class="function" rel="rdfs-seeAlso">getmygid()</a> - 获取当前 PHP 脚本拥有者的 GID</span></li>
<li class="member"><span class="function"><a href="getmyuid.html" class="function" rel="rdfs-seeAlso">getmyuid()</a> - 获取 PHP 脚本所有者的 UID</span></li>
<li class="member"><span class="function"><a href="get_current_user.html" class="function" rel="rdfs-seeAlso">get_current_user()</a> - 获取当前 PHP 脚本所有者名称</span></li>
<li class="member"><span class="function"><a href="getmyinode.html" class="function" rel="rdfs-seeAlso">getmyinode()</a> - 获取当前脚本的索引节点（inode）</span></li>
<li class="member"><span class="function"><a href="getlastmod.html" class="function" rel="rdfs-seeAlso">getlastmod()</a> - 获取页面最后修改的时间</span></li>
</ul>
</p>
</div>
</div></div></div></body></html>