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?>
<div id="ds-stack.peek" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">Ds\Stack::peek</h1>
  <p class="verinfo">(PECL ds &gt;= 1.0.0)</p><p class="refpurpose"><span class="refname">Ds\Stack::peek</span> &mdash; <span class="dc-title">Возвращает значение с вершины стека</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-ds-stack.peek-description">
  <h3 class="title">Описание</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>Ds\Stack::peek</strong></span>(): <span class="type"><a href="language.types.mixed.php" class="type mixed">mixed</a></span></div>

  <p class="para rdfs-comment">
   Возвращает значение с вершины стека, но не удаляет его.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-ds-stack.peek-parameters">
  <h3 class="title">Список параметров</h3>
  
<p class="para">
 Сигнатура функции не содержит параметров.
</p>

 </div>


 <div class="refsect1 returnvalues" id="refsect1-ds-stack.peek-returnvalues">
  <h3 class="title">Возвращаемые значения</h3>
  <p class="para">
   Значение с вершины стека.
  </p>
 </div>


 <div class="refsect1 errors" id="refsect1-ds-stack.peek-errors">
  <h3 class="title">Ошибки</h3>
  <p class="para">
   Выбрасывает исключение <span class="classname"><a href="class.underflowexception.php" class="classname">UnderflowException</a></span>, если коллекция пуста.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-ds-stack.peek-examples">
  <h3 class="title">Примеры</h3>
  <div class="example" id="example-1">
   <p><strong>Пример #1 Пример использования <span class="function"><strong>Ds\Stack::peek()</strong></span></strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$stack </span><span style="color: #007700">= new </span><span style="color: #0000BB">\Ds\Stack</span><span style="color: #007700">();<br /><br /></span><span style="color: #0000BB">$stack</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">push</span><span style="color: #007700">(</span><span style="color: #DD0000">"a"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$stack</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">push</span><span style="color: #007700">(</span><span style="color: #DD0000">"b"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$stack</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">push</span><span style="color: #007700">(</span><span style="color: #DD0000">"c"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$stack</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">peek</span><span style="color: #007700">());<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

   
<div class="example-contents"><p>
 Вывод приведённого примера будет похож на:
</p></div>

   <div class="example-contents screen">
<div class="examplescode"><pre class="examplescode">string(1) &quot;c&quot;</pre>
</div>
   </div>
  </div>
 </div>



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