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?>
<div id="class.iteratoriterator" class="reference">

 <h1 class="title">A classe IteratorIterator</h1>
 

 <div class="partintro"><p class="verinfo">(PHP 5 &gt;= 5.1.0, PHP 7, PHP 8)</p>


  <div class="section" id="iteratoriterator.intro">
   <h2 class="title">Introdução</h2>
   <p class="para">
    Este envoltório de iterador permite a conversão de qualquer coisa que seja
    <a href="class.traversable.php" class="link">Traversable</a> em um Iterador.
    É importante entender que a maioria das classes que não implementam
    Iterators têm razões, pois provavelmente elas não permitem o conjunto completo
    de recursos de Iterators. Se for o caso, técnicas devem ser fornecidas para prevenir
    uso inadequado, caso contrário, espere exceções ou erros fatais.
   </p>
  </div>


  <div class="section" id="iteratoriterator.synopsis">
   <h2 class="title">Resumo da classe</h2>


   <div class="classsynopsis"><div class="classsynopsisinfo">
    
     <span class="modifier">class</span> <strong class="classname"><strong class="classname">IteratorIterator</strong></strong>
    

    
     <span class="modifier">implements</span>
      <a href="class.outeriterator.php" class="interfacename">OuterIterator</a> {</div>

    <div class="classsynopsisinfo classsynopsisinfo_comment">/* Métodos */</div>
    <div class="constructorsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><a href="iteratoriterator.construct.php" class="methodname">__construct</a></span>(<span class="methodparam"><span class="type"><a href="class.traversable.php" class="type Traversable">Traversable</a></span> <code class="parameter">$iterator</code></span>, <span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$class</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>)</div>

    <div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="iteratoriterator.current.php" class="methodname">current</a></span>(): <span class="type"><a href="language.types.mixed.php" class="type mixed">mixed</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="iteratoriterator.getinneriterator.php" class="methodname">getInnerIterator</a></span>(): <span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="class.iterator.php" class="type Iterator">Iterator</a></span></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="iteratoriterator.key.php" class="methodname">key</a></span>(): <span class="type"><a href="language.types.mixed.php" class="type mixed">mixed</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="iteratoriterator.next.php" class="methodname">next</a></span>(): <span class="type"><a href="language.types.void.php" class="type void">void</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="iteratoriterator.rewind.php" class="methodname">rewind</a></span>(): <span class="type"><a href="language.types.void.php" class="type void">void</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="iteratoriterator.valid.php" class="methodname">valid</a></span>(): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>

   }</div>


  </div>

  <div class="section">
   <h2 class="title">Notas</h2>
   <blockquote class="note"><p><strong class="note">Nota</strong>: 
    <p class="para">
     Esta classe permite o acesso aos métodos do iterador interno através do método mágico __call.
    </p>
   </p></blockquote>
  </div>
 </div>

 



































<h2>Índice</h2><ul class="chunklist chunklist_reference"><li><a href="iteratoriterator.construct.php">IteratorIterator::__construct</a> — Cria um iterador de qualquer coisa que seja percorr&iacute;vel</li><li><a href="iteratoriterator.current.php">IteratorIterator::current</a> — Obt&eacute;m o valor atual</li><li><a href="iteratoriterator.getinneriterator.php">IteratorIterator::getInnerIterator</a> — Obt&eacute;m o iterador interno</li><li><a href="iteratoriterator.key.php">IteratorIterator::key</a> — Obt&eacute;m a chave do elemento atual</li><li><a href="iteratoriterator.next.php">IteratorIterator::next</a> — Avan&ccedil;a para o pr&oacute;ximo elemento</li><li><a href="iteratoriterator.rewind.php">IteratorIterator::rewind</a> — Rebobina para o primeiro elemento</li><li><a href="iteratoriterator.valid.php">IteratorIterator::valid</a> — Verifica se o elemento atual &eacute; v&aacute;lido</li></ul>
</div>
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