uTools-Manuals/docs/php/openssl_pkey_get_public.html
2019-04-08 23:22:26 +08:00

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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>从证书中解析公钥,以供使用。</title>
</head>
<body class="docs"><div id="layout">
<div id="layout-content"><div id="function.openssl-pkey-get-public" class="refentry">
<div class="refnamediv">
<h1 class="refname">openssl_pkey_get_public</h1>
<p class="verinfo">(PHP 4 &gt;= 4.2.0, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">openssl_pkey_get_public</span> &mdash; <span class="dc-title">从证书中解析公钥,以供使用。</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.openssl-pkey-get-public-description">
<h3 class="title">说明</h3>
<div class="methodsynopsis dc-description">
<span class="methodname"><strong>openssl_pkey_get_public</strong></span>
( <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$certificate</code></span>
) : <span class="type">resource</span></div>
<p class="para rdfs-comment">
<span class="function"><a href="openssl_get_publickey.html" class="function">openssl_get_publickey()</a></span><code class="parameter">certificate</code> 中解析公钥,供其他函数使用。
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.openssl-pkey-get-public-parameters">
<h3 class="title">参数</h3>
<p class="para">
<dl>
<dt>
<code class="parameter">certificate</code></dt>
<dd>
<p class="para">
<code class="parameter">certificate</code> 可以是以下之一:
<ol type="1">
<li class="listitem"><span class="simpara">一个 X.509 证书资源</span></li>
<li class="listitem"><span class="simpara">一个<var class="filename">file://path/to/file.pem</var>格式的字符串。文件名必须包含一个PEM编码的证书或者密钥(也许二者都有).
</span>
</li>
<li class="listitem"><span class="simpara">一个 PEM 格式的公钥。</span></li>
</ol>
</p>
</dd>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.openssl-pkey-get-public-returnvalues">
<h3 class="title">返回值</h3>
<p class="para">
成功,返回真实的密钥资源标识符,错误,则返回 <strong><code>FALSE</code></strong>
</p>
</div>
</div></div></div></body></html>