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?>
<div id="language.oop5.iterations" class="sect1">
  <h2 class="title">Parcours d&#039;objets</h2>
  <p class="para">
   PHP fournit une manière de définir les objets de manière à ce qu&#039;on puisse
   parcourir une liste de membres, par exemple avec une structure
   <a href="control-structures.foreach.php" class="link"><code class="literal">foreach</code></a>. Par défaut, toutes
   les propriétés <a href="language.oop5.visibility.php" class="link">visibles</a> 
   seront utilisées pour le parcours.
  </p>

  <div class="example" id="example-1">
   <p><strong>Exemple #1 Parcours d&#039;objet simple</strong></p>
   <div class="example-contents">
<div class="annotation-interactive phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /></span><span style="color: #007700">class </span><span style="color: #0000BB">MyClass <br /></span><span style="color: #007700">{<br />  public </span><span style="color: #0000BB">$var1 </span><span style="color: #007700">= </span><span style="color: #DD0000">'valeur 1'</span><span style="color: #007700">;<br />  public </span><span style="color: #0000BB">$var2 </span><span style="color: #007700">= </span><span style="color: #DD0000">'valeur 2'</span><span style="color: #007700">;<br />  public </span><span style="color: #0000BB">$var3 </span><span style="color: #007700">= </span><span style="color: #DD0000">'valeur 3'</span><span style="color: #007700">;<br /><br />  protected </span><span style="color: #0000BB">$protected </span><span style="color: #007700">= </span><span style="color: #DD0000">'variable protégée'</span><span style="color: #007700">;<br />  private   </span><span style="color: #0000BB">$private   </span><span style="color: #007700">= </span><span style="color: #DD0000">'variable privée'</span><span style="color: #007700">;<br /><br />  function </span><span style="color: #0000BB">iterateVisible</span><span style="color: #007700">() {<br />     echo </span><span style="color: #DD0000">"MyClass::iterateVisible:\n"</span><span style="color: #007700">;<br />     foreach (</span><span style="color: #0000BB">$this </span><span style="color: #007700">as </span><span style="color: #0000BB">$key </span><span style="color: #007700">=&gt; </span><span style="color: #0000BB">$value</span><span style="color: #007700">) {<br />         print </span><span style="color: #DD0000">"</span><span style="color: #0000BB">$key</span><span style="color: #DD0000"> =&gt; </span><span style="color: #0000BB">$value</span><span style="color: #DD0000">\n"</span><span style="color: #007700">;<br />     }<br />  }<br />}<br /><br /></span><span style="color: #0000BB">$class </span><span style="color: #007700">= new </span><span style="color: #0000BB">MyClass</span><span style="color: #007700">();<br /><br />foreach(</span><span style="color: #0000BB">$class </span><span style="color: #007700">as </span><span style="color: #0000BB">$key </span><span style="color: #007700">=&gt; </span><span style="color: #0000BB">$value</span><span style="color: #007700">) {<br />    print </span><span style="color: #DD0000">"</span><span style="color: #0000BB">$key</span><span style="color: #DD0000"> =&gt; </span><span style="color: #0000BB">$value</span><span style="color: #DD0000">\n"</span><span style="color: #007700">;<br />}<br />echo </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br /><br /><br /></span><span style="color: #0000BB">$class</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">iterateVisible</span><span style="color: #007700">();<br /><br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

   <div class="example-contents"><p>L&#039;exemple ci-dessus va afficher :</p></div>
   <div class="example-contents screen">
<div class="annotation-interactive cdata"><pre>
var1 =&gt; valeur 1
var2 =&gt; valeur 2
var3 =&gt; valeur 3

MyClass::iterateVisible:
var1 =&gt; valeur 1
var2 =&gt; valeur 2
var3 =&gt; valeur 3
protected =&gt; variable protégée
private =&gt; variable privée
</pre></div>
   </div>
  </div>

 <p class="para">
  Comme le montre la sortie, l&#039;itération <a href="control-structures.foreach.php" class="link"><code class="literal">foreach</code></a> a traversé toutes les
  propriétés <a href="language.oop5.visibility.php" class="link">visibles</a>
  qui ont pu être accédées.
 </p>

 <div class="simplesect">
  <h3 class="title">Voir aussi</h3>
  <p class="para">
   <ul class="simplelist">
    <li><a href="language.generators.php" class="link">Generators</a></li>
    <li><span class="interfacename"><a href="class.iterator.php" class="interfacename">Iterator</a></span></li>
    <li><span class="interfacename"><a href="class.iteratoraggregate.php" class="interfacename">IteratorAggregate</a></span> </li>
    <li><a href="spl.iterators.php" class="link">SPL Iterators</a></li>
   </ul>
  </p>
 </div>
 </div><?php manual_footer($setup); ?>