<?php
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    1 => 'curl_unescape',
    2 => '解码指定 URL 编码的字符串',
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?>
<div id="function.curl-unescape" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">curl_unescape</h1>
  <p class="verinfo">(PHP 5 &gt;= 5.5.0, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">curl_unescape</span> &mdash; <span class="dc-title">解码指定 URL 编码的字符串</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-function.curl-unescape-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>curl_unescape</strong></span>(<span class="methodparam"><span class="type"><a href="class.curlhandle.php" class="type CurlHandle">CurlHandle</a></span> <code class="parameter">$handle</code></span>, <span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$string</code></span>): <span class="type"><span class="type"><a href="language.types.string.php" class="type string">string</a></span>|<span class="type"><a href="language.types.singleton.php" class="type false">false</a></span></span></div>

  <p class="para rdfs-comment">
   该函数解码指定 URL 编码的字符串。
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.curl-unescape-parameters">
  <h3 class="title">参数</h3>
  <dl>
   <dt><code class="parameter">handle</code>
</dt><dd><p class="para">由 <span class="function"><a href="function.curl-init.php" class="function">curl_init()</a></span> 返回的 cURL 句柄。</p></dd>
   
    <dt><code class="parameter">string</code></dt>
    <dd>
     <p class="para">
      需要解码的 URL 编码字符串。
     </p>
    </dd>
   
  </dl>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.curl-unescape-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   返回解码后的字符串 或者在失败时返回 <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong>。
  </p>
 </div>


 <div class="refsect1 changelog" id="refsect1-function.curl-unescape-changelog">
  <h3 class="title">更新日志</h3>
  <table class="doctable informaltable">
   
    <thead>
     <tr>
      <th>版本</th>
      <th>说明</th>
     </tr>

    </thead>

    <tbody class="tbody">
     <tr>
 <td>8.0.0</td>
 <td>
  <code class="parameter">handle</code> 现在接受 <span class="classname"><a href="class.curlhandle.php" class="classname">CurlHandle</a></span>
  实例；之前接受 <span class="type"><a href="language.types.resource.php" class="type resource">resource</a></span>。
 </td>
</tr>

    </tbody>
   
  </table>

 </div>


 <div class="refsect1 examples" id="refsect1-function.curl-unescape-examples">
  <h3 class="title">示例</h3>
  <p class="para">
   <div class="example" id="example-1">
    <p><strong>示例 #1 <span class="function"><a href="function.curl-escape.php" class="function">curl_escape()</a></span> 示例</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /></span><span style="color: #FF8000">// 创建 curl 句柄<br /></span><span style="color: #0000BB">$ch </span><span style="color: #007700">= </span><span style="color: #0000BB">curl_init</span><span style="color: #007700">(</span><span style="color: #DD0000">'http://example.com/redirect.php'</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// 发送 HTTP 请求并且遵循重定向<br /></span><span style="color: #0000BB">curl_setopt</span><span style="color: #007700">(</span><span style="color: #0000BB">$ch</span><span style="color: #007700">, </span><span style="color: #0000BB">CURLOPT_FOLLOWLOCATION</span><span style="color: #007700">, </span><span style="color: #0000BB">1</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">curl_exec</span><span style="color: #007700">(</span><span style="color: #0000BB">$ch</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// 获取最后的有效 URL<br /></span><span style="color: #0000BB">$effective_url </span><span style="color: #007700">= </span><span style="color: #0000BB">curl_getinfo</span><span style="color: #007700">(</span><span style="color: #0000BB">$ch</span><span style="color: #007700">, </span><span style="color: #0000BB">CURLINFO_EFFECTIVE_URL</span><span style="color: #007700">);<br /></span><span style="color: #FF8000">// 结果： "http://example.com/show_location.php?loc=M%C3%BCnchen"<br /><br />// 解码这个 URL<br /></span><span style="color: #0000BB">$effective_url_decoded </span><span style="color: #007700">= </span><span style="color: #0000BB">curl_unescape</span><span style="color: #007700">(</span><span style="color: #0000BB">$ch</span><span style="color: #007700">, </span><span style="color: #0000BB">$effective_url</span><span style="color: #007700">);<br /></span><span style="color: #FF8000">// "http://example.com/show_location.php?loc=München"<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

   </div>
  </p>
 </div>


 <div class="refsect1 notes" id="refsect1-function.curl-unescape-notes">
  <h3 class="title">注释</h3>
  <blockquote class="note"><p><strong class="note">注意</strong>: 
   <p class="para">
    <span class="function"><strong>curl_unescape()</strong></span> 不会将加号 (+) 解码成空格。而 <span class="function"><a href="function.urldecode.php" class="function">urldecode()</a></span> 会。
   </p>
  </p></blockquote>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.curl-unescape-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="function"><a href="function.curl-escape.php" class="function" rel="rdfs-seeAlso">curl_escape()</a> - 使用 URL 编码指定字符串</span></li>
    <li><span class="function"><a href="function.urlencode.php" class="function" rel="rdfs-seeAlso">urlencode()</a> - 编码 URL 字符串</span></li>
    <li><span class="function"><a href="function.urldecode.php" class="function" rel="rdfs-seeAlso">urldecode()</a> - 解码已编码的 URL 字符串</span></li>
    <li><span class="function"><a href="function.rawurlencode.php" class="function" rel="rdfs-seeAlso">rawurlencode()</a> - 按照 RFC 3986 对 URL 进行编码</span></li>
    <li><span class="function"><a href="function.rawurldecode.php" class="function" rel="rdfs-seeAlso">rawurldecode()</a> - 对已编码的 URL 字符串进行解码</span></li>
   </ul>
  </p>
 </div>


</div><?php manual_footer($setup); ?>