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?>
<div id="eventconfig.requirefeatures" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">EventConfig::requireFeatures</h1>
  <p class="verinfo">(PECL event &gt;= 1.2.6-beta)</p><p class="refpurpose"><span class="refname">EventConfig::requireFeatures</span> &mdash; <span class="dc-title">Insere um recurso de método de evento obrigatório que o aplicativo exige</span></p>

 </div>
 <div class="refsect1 description" id="refsect1-eventconfig.requirefeatures-description">
  <h3 class="title">Descrição</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span>
   <span class="methodname"><strong>EventConfig::requireFeatures</strong></span>(<span class="methodparam">
    
    <span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$feature</code>
   </span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>

  <p class="para rdfs-comment">
   Insere um recurso de método de evento obrigatório que o aplicativo exige
  </p>
 </div>

 <div class="refsect1 parameters" id="refsect1-eventconfig.requirefeatures-parameters">
  <h3 class="title">Parâmetros</h3>
  <dl>
   
    <dt>
     <code class="parameter">feature</code>
    </dt>
    <dd>
     <p class="para">
      Bitmask de recursos necessários. Veja
      <a href="class.eventconfig.php#eventconfig.constants" class="link">
      constantes <code class="literal">EventConfig::FEATURE_*</code></a>.
     </p>
    </dd>
   
  </dl>
 </div>

 <div class="refsect1 returnvalues" id="refsect1-eventconfig.requirefeatures-returnvalues">
  <h3 class="title">Valor Retornado</h3>
  <p class="para">
   Retorna <strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong> em caso de sucesso ou <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong> em caso de falha.
  </p>
 </div>

 <div class="refsect1 examples" id="refsect1-eventconfig.requirefeatures-examples">
  <h3 class="title">Exemplos</h3>
  <div class="example" id="example-1">
   <p><strong>Exemplo #1 
    Exemplo de <span class="function"><strong>EventConfig::requireFeatures()</strong></span></strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$cfg </span><span style="color: #007700">= new </span><span style="color: #0000BB">EventConfig</span><span style="color: #007700">();<br /><br /></span><span style="color: #FF8000">// Cria event_base associado à configuração<br /></span><span style="color: #0000BB">$base </span><span style="color: #007700">= new </span><span style="color: #0000BB">EventBase</span><span style="color: #007700">(</span><span style="color: #0000BB">$cfg</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Requer recurso FDS<br /></span><span style="color: #007700">if (</span><span style="color: #0000BB">$cfg</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">requireFeatures</span><span style="color: #007700">(</span><span style="color: #0000BB">EventConfig</span><span style="color: #007700">::</span><span style="color: #0000BB">FEATURE_FDS</span><span style="color: #007700">)) {<br />    echo </span><span style="color: #DD0000">"Recurso FDS agora foi requerido\n"</span><span style="color: #007700">;<br /><br />    </span><span style="color: #0000BB">$base </span><span style="color: #007700">= new </span><span style="color: #0000BB">EventBase</span><span style="color: #007700">(</span><span style="color: #0000BB">$cfg</span><span style="color: #007700">);<br />    (</span><span style="color: #0000BB">$base</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getFeatures</span><span style="color: #007700">() &amp; </span><span style="color: #0000BB">EventConfig</span><span style="color: #007700">::</span><span style="color: #0000BB">FEATURE_FDS</span><span style="color: #007700">)<br />        and print </span><span style="color: #DD0000">"FDS - tipos arbitrários de descritores de arquivo, e não apenas soquetes\n"</span><span style="color: #007700">;<br />}<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

   <div class="example-contents"><p>O exemplo acima produzirá
algo semelhante a:</p></div>
   <div class="example-contents screen">
<div class="examplescode"><pre class="examplescode">Recurso FDS agora foi requerido
FDS - tipos arbitrários de descritores de arquivo, e não apenas soquetes</pre>
</div>
   </div>
  </div>
 </div>

 <div class="refsect1 seealso" id="refsect1-eventconfig.requirefeatures-seealso">
  <h3 class="title">Veja Também</h3>
  <ul class="simplelist">
   <li>
    <span class="methodname"><a href="eventbase.getfeatures.php" class="methodname" rel="rdfs-seeAlso">EventBase::getFeatures()</a> - Retorna a m&aacute;scara de bits dos recursos suportados</span>
   </li>
  </ul>
 </div>

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