<?php
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    1 => 'SplObjectStorage::removeAllExcept',
    2 => '別のストレージに含まれているもの以外のすべてのオブジェクトを現在のストレージから取り除く',
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?>
<div id="splobjectstorage.removeallexcept" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">SplObjectStorage::removeAllExcept</h1>
  <p class="verinfo">(PHP 5 &gt;= 5.3.6, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">SplObjectStorage::removeAllExcept</span> &mdash; <span class="dc-title">別のストレージに含まれているもの以外のすべてのオブジェクトを現在のストレージから取り除く</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-splobjectstorage.removeallexcept-description">
  <h3 class="title">説明</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>SplObjectStorage::removeAllExcept</strong></span>(<span class="methodparam"><span class="type"><a href="class.splobjectstorage.php" class="type SplObjectStorage">SplObjectStorage</a></span> <code class="parameter">$storage</code></span>): <span class="type"><a href="language.types.integer.php" class="type int">int</a></span></div>

  <p class="para rdfs-comment">
   別のストレージに含まれているもの以外のすべてのオブジェクトを現在のストレージから取り除きます。
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-splobjectstorage.removeallexcept-parameters">
  <h3 class="title">パラメータ</h3>
  <p class="para">
   <dl>
    
     <dt><code class="parameter">storage</code></dt>
     <dd>
      <p class="para">
       現在のストレージに残しておきたい要素を含むストレージ。
      </p>
     </dd>
    
   </dl>
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-splobjectstorage.removeallexcept-returnvalues">
  <h3 class="title">戻り値</h3>
  <p class="para">
   取り除かれた後に残ったオブジェクトの数を返します。
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-splobjectstorage.removeallexcept-examples">
  <h3 class="title">例</h3>
  <p class="para">
   <div class="example" id="example-1">
    <p><strong>例1 <span class="function"><strong>SplObjectStorage::removeAllExcept()</strong></span> の例</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$a </span><span style="color: #007700">= (object) </span><span style="color: #DD0000">'a'</span><span style="color: #007700">; <br /></span><span style="color: #0000BB">$b </span><span style="color: #007700">= (object) </span><span style="color: #DD0000">'b'</span><span style="color: #007700">; <br /></span><span style="color: #0000BB">$c </span><span style="color: #007700">= (object) </span><span style="color: #DD0000">'c'</span><span style="color: #007700">; <br /><br /></span><span style="color: #0000BB">$foo </span><span style="color: #007700">= new </span><span style="color: #0000BB">SplObjectStorage</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$foo</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">attach</span><span style="color: #007700">(</span><span style="color: #0000BB">$a</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$foo</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">attach</span><span style="color: #007700">(</span><span style="color: #0000BB">$b</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$bar </span><span style="color: #007700">= new </span><span style="color: #0000BB">SplObjectStorage</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$bar</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">attach</span><span style="color: #007700">(</span><span style="color: #0000BB">$b</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$bar</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">attach</span><span style="color: #007700">(</span><span style="color: #0000BB">$c</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$foo</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">removeAllExcept</span><span style="color: #007700">(</span><span style="color: #0000BB">$bar</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$foo</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">contains</span><span style="color: #007700">(</span><span style="color: #0000BB">$a</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$foo</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">contains</span><span style="color: #007700">(</span><span style="color: #0000BB">$b</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

    <div class="example-contents"><p>上の例の出力は、
たとえば以下のようになります。</p></div>
    <div class="example-contents screen">
<div class="examplescode"><pre class="examplescode">bool(false)
bool(true)</pre>
</div>
    </div>
   </div>
  </p>
 </div>

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