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?>
<div id="function.strpbrk" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">strpbrk</h1>
  <p class="verinfo">(PHP 5, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">strpbrk</span> &mdash; <span class="dc-title">在字符串中查找一组字符的任何一个字符</span></p>

 </div>
 
 <div class="refsect1 description" id="refsect1-function.strpbrk-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>strpbrk</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$string</code></span>, <span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$characters</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">
   <span class="function"><strong>strpbrk()</strong></span> 在 <code class="parameter">string</code> 字符串中查找 <code class="parameter">characters</code>。
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.strpbrk-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>
    
     <dt><code class="parameter">string</code></dt>
     <dd>
      <p class="para">
       在此字符串中查找 <code class="parameter">string</code>。
      </p>
     </dd>
    
    
     <dt><code class="parameter">characters</code></dt>
     <dd>
      <p class="para">
       该参数区分大小写。
      </p>
     </dd>
    
   </dl>
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.strpbrk-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   返回以找到的字符开始的子字符串。如果没有找到，则返回 <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong>。
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.strpbrk-examples">
  <h3 class="title">示例</h3>
  <p class="para">
   <div class="example" id="example-1">
    <p><strong>示例 #1 <span class="function"><strong>strpbrk()</strong></span> 示例</strong></p>
    <div class="example-contents">
<div class="annotation-interactive phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /><br />$text </span><span style="color: #007700">= </span><span style="color: #DD0000">'This is a Simple text.'</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">// 输出 "is is a Simple text."，因为 'i' 先被匹配<br /></span><span style="color: #007700">echo </span><span style="color: #0000BB">strpbrk</span><span style="color: #007700">(</span><span style="color: #0000BB">$text</span><span style="color: #007700">, </span><span style="color: #DD0000">'mi'</span><span style="color: #007700">), </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">// 输出 "Simple text."，因为字符区分大小写<br /></span><span style="color: #007700">echo </span><span style="color: #0000BB">strpbrk</span><span style="color: #007700">(</span><span style="color: #0000BB">$text</span><span style="color: #007700">, </span><span style="color: #DD0000">'S'</span><span style="color: #007700">), </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

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



 <div class="refsect1 seealso" id="refsect1-function.strpbrk-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="function"><a href="function.strpos.php" class="function" rel="rdfs-seeAlso">strpos()</a> - 查找字符串首次出现的位置</span></li>
    <li><span class="function"><a href="function.strstr.php" class="function" rel="rdfs-seeAlso">strstr()</a> - 查找字符串的首次出现</span></li>
    <li><span class="function"><a href="function.preg-match.php" class="function" rel="rdfs-seeAlso">preg_match()</a> - 执行匹配正则表达式</span></li>
   </ul>
  </p>
 </div>


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