<?php
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?>
<div id="spldoublylinkedlist.isempty" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">SplDoublyLinkedList::isEmpty</h1>
  <p class="verinfo">(PHP 5 &gt;= 5.3.0, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">SplDoublyLinkedList::isEmpty</span> &mdash; <span class="dc-title">Checks whether the doubly linked list is empty</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-spldoublylinkedlist.isempty-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><strong>SplDoublyLinkedList::isEmpty</strong></span>(): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>

 </div>


 <div class="refsect1 parameters" id="refsect1-spldoublylinkedlist.isempty-parameters">
  <h3 class="title">参数</h3>
  <p class="para">此函数没有参数。</p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-spldoublylinkedlist.isempty-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   Returns whether the doubly linked list is empty.
  </p>
 </div>


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