<?php
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    2 => 'Renvoie le ReadPreference pour le Manager',
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?>
<div id="mongodb-driver-manager.getreadpreference" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">MongoDB\Driver\Manager::getReadPreference</h1>
  <p class="verinfo">(mongodb &gt;=1.0.0)</p><p class="refpurpose"><span class="refname">MongoDB\Driver\Manager::getReadPreference</span> &mdash; <span class="dc-title">Renvoie le ReadPreference pour le Manager</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-mongodb-driver-manager.getreadpreference-description">
  <h3 class="title">Description</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">final</span> <span class="modifier">public</span> <span class="methodname"><strong>MongoDB\Driver\Manager::getReadPreference</strong></span>(): <span class="type"><a href="class.mongodb-driver-readpreference.php" class="type MongoDB\Driver\ReadPreference">MongoDB\Driver\ReadPreference</a></span></div>

  <p class="para rdfs-comment">
   Renvoie le <span class="classname"><a href="class.mongodb-driver-readpreference.php" class="classname">MongoDB\Driver\ReadPreference</a></span> pour le
   Manager, qui est dérivé de ses options URI. C&#039;est le ReadPreference par défaut
   pour les requêtes et commandes exécutées sur le Manager.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-mongodb-driver-manager.getreadpreference-parameters">
  <h3 class="title">Liste de paramètres</h3>
  <p class="para">Cette fonction ne contient aucun paramètre.</p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-mongodb-driver-manager.getreadpreference-returnvalues">
  <h3 class="title">Valeurs de retour</h3>
  <p class="para">
   Le <span class="classname"><a href="class.mongodb-driver-readpreference.php" class="classname">MongoDB\Driver\ReadPreference</a></span> pour le Manager.
  </p>
 </div>


 <div class="refsect1 errors" id="refsect1-mongodb-driver-manager.getreadpreference-errors">
  <h3 class="title">Erreurs / Exceptions</h3>
  <ul class="simplelist">
   <li>Lance une exception <span class="classname"><strong class="classname">MongoDB\Driver\InvalidArgumentException</strong></span> lors d'une erreur survenue pendant l'analyse d'un argument.</li>
  </ul>
 </div>


 <div class="refsect1 examples" id="refsect1-mongodb-driver-manager.getreadpreference-examples">
  <h3 class="title">Exemples</h3>
  <div class="example" id="example-1">
   <p><strong>Exemple #1 Exemple de <span class="function"><strong>MongoDB\Driver\Manager::getReadPreference()</strong></span></strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /><br />$manager </span><span style="color: #007700">= new </span><span style="color: #0000BB">MongoDB\Driver\Manager</span><span style="color: #007700">(</span><span style="color: #DD0000">'mongodb://localhost:27017'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$manager</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getReadPreference</span><span style="color: #007700">());<br /><br /></span><span style="color: #0000BB">$manager </span><span style="color: #007700">= new </span><span style="color: #0000BB">MongoDB\Driver\Manager</span><span style="color: #007700">(</span><span style="color: #DD0000">'mongodb://localhost:27017/?readPreference=secondaryPreferred&amp;readPreferenceTags=dc:ny,rack:1&amp;readPreferenceTags=dc:ny&amp;readPreferenceTags='</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$manager</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getReadPreference</span><span style="color: #007700">());<br /><br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

   <div class="example-contents"><p>Résultat de l&#039;exemple ci-dessus est similaire à :</p></div>
   <div class="example-contents screen">
<div class="examplescode"><pre class="examplescode">object(MongoDB\Driver\ReadPreference)#2 (1) {
  [&quot;mode&quot;]=&gt;
  string(7) &quot;primary&quot;
}
object(MongoDB\Driver\ReadPreference)#1 (2) {
  [&quot;mode&quot;]=&gt;
  string(18) &quot;secondaryPreferred&quot;
  [&quot;tags&quot;]=&gt;
  array(3) {
    [0]=&gt;
    object(stdClass)#3 (2) {
      [&quot;dc&quot;]=&gt;
      string(2) &quot;ny&quot;
      [&quot;rack&quot;]=&gt;
      string(1) &quot;1&quot;
    }
    [1]=&gt;
    object(stdClass)#4 (1) {
      [&quot;dc&quot;]=&gt;
      string(2) &quot;ny&quot;
    }
    [2]=&gt;
    object(stdClass)#5 (0) {
    }
  }
}</pre>
</div>
   </div>
  </div>
 </div>


 <div class="refsect1 seealso" id="refsect1-mongodb-driver-manager.getreadpreference-seealso">
  <h3 class="title">Voir aussi</h3>
  <ul class="simplelist">
   <li><span class="classname"><a href="class.mongodb-driver-readpreference.php" class="classname">MongoDB\Driver\ReadPreference</a></span></li>
   <li><span class="function"><a href="mongodb-driver-manager.construct.php" class="function" rel="rdfs-seeAlso">MongoDB\Driver\Manager::__construct()</a> - Cr&eacute;e un nouveau Manager MongoDB</span></li>
  </ul>
 </div>


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