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?>
<div id="mysqli.ssl-set" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">mysqli::ssl_set</h1>
  <h1 class="refname">mysqli_ssl_set</h1>
  <p class="verinfo">(PHP 5, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">mysqli::ssl_set</span> -- <span class="refname">mysqli_ssl_set</span> &mdash; <span class="dc-title">用于使用 SSL 建立安全连接</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-mysqli.ssl-set-description">
  <h3 class="title">说明</h3>
  <p class="para">面向对象风格</p>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>mysqli::ssl_set</strong></span>(<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$key</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$certificate</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$ca_certificate</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$ca_path</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$cipher_algos</code></span><br>): <span class="type"><a href="language.types.singleton.php" class="type true">true</a></span></div>

  <p class="para rdfs-comment">过程化风格</p>
  <div class="methodsynopsis dc-description"><span class="methodname"><strong>mysqli_ssl_set</strong></span>(<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="class.mysqli.php" class="type mysqli">mysqli</a></span> <code class="parameter">$mysql</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$key</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$certificate</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$ca_certificate</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$ca_path</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$cipher_algos</code></span><br>): <span class="type"><a href="language.types.singleton.php" class="type true">true</a></span></div>

  <p class="para rdfs-comment">
   用于使用 SSL 建立安全连接。必须在 <span class="function"><a href="mysqli.real-connect.php" class="function">mysqli_real_connect()</a></span> 之前调用。除非启用 OpenSSL 支持，否则此函数不执行任何操作。
  </p>

 </div>


 <div class="refsect1 parameters" id="refsect1-mysqli.ssl-set-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>
    <dt>
<code class="parameter">mysql</code></dt><dd><p class="para">仅以过程化样式：由 <span class="function"><a href="function.mysqli-connect.php" class="function">mysqli_connect()</a></span> 或
<span class="function"><a href="mysqli.init.php" class="function">mysqli_init()</a></span> 返回的 <span class="classname"><a href="class.mysqli.php" class="classname">mysqli</a></span> 对象。</p></dd>
    
     <dt><code class="parameter">key</code></dt>
     <dd>
      <p class="para">
       密钥文件的路径
      </p>
     </dd>
    
    
     <dt><code class="parameter">certificate</code></dt>
     <dd>
      <p class="para">
       证书文件的路径
      </p>
     </dd>
    
    
     <dt><code class="parameter">ca_certificate</code></dt>
     <dd>
      <p class="para">
       签发机构的证书文件路径
      </p>
     </dd>
    
    
     <dt><code class="parameter">ca_path</code></dt>
     <dd>
      <p class="para">
       指向一个目录的路径，
       该目录下存放的是受信任的 CA 机构证书 <abbr title="Privacy-Enhanced Mail">PEM</abbr> 格式的文件。
      </p>
     </dd>
    
    
     <dt><code class="parameter">cipher_algos</code></dt>
     <dd>
      <p class="para">
       SSL 加密允许使用的算法清单
      </p>
     </dd>
    
   </dl>
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-mysqli.ssl-set-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   总是返回 <strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong>。如果 SSL 的设置有误，那么当尝试连接时，<span class="function"><a href="mysqli.real-connect.php" class="function">mysqli_real_connect()</a></span> 将会返回错误。
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-mysqli.ssl-set-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="function"><a href="mysqli.options.php" class="function" rel="rdfs-seeAlso">mysqli_options()</a> - 设置选项</span></li>
    <li><span class="function"><a href="mysqli.real-connect.php" class="function" rel="rdfs-seeAlso">mysqli_real_connect()</a> - 建立一个 MySQL 服务器连接</span></li>
   </ul>
  </p>
 </div>


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