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?>
<div id="memcached.flush" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">Memcached::flush</h1>
  <p class="verinfo">(PECL memcached &gt;= 0.1.0)</p><p class="refpurpose"><span class="refname">Memcached::flush</span> &mdash; <span class="dc-title">Invalida todos os itens no cache</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-memcached.flush-description">
  <h3 class="title">Descrição</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>Memcached::flush</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$delay</code><span class="initializer"> = 0</span></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>

  <p class="para rdfs-comment">
   <span class="function"><strong>Memcached::flush()</strong></span> invalida todos os itens de cache
   existentes imediatamente (por padrão) ou após o <code class="parameter">delay</code>
   especificado. Após a invalidação, nenhum dos itens será retornado em
   resposta a um comando de recuperação (a menos que seja armazenado novamente
   na mesma chave após o <span class="function"><strong>Memcached::flush()</strong></span> ter invalidado os itens).
   Na verdade, o flush não libera toda a memória ocupada pelos itens
   existentes; isso acontecerá gradualmente à medida que novos itens forem armazenados.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-memcached.flush-parameters">
  <h3 class="title">Parâmetros</h3>
  <p class="para">
   <dl>
    
     <dt><code class="parameter">delay</code></dt>
     <dd>
      <p class="para">
       Número de segundos a aguardar antes de invalidar os itens.
      </p>
     </dd>
    
   </dl>
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-memcached.flush-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.
   Use <span class="methodname"><a href="memcached.getresultcode.php" class="methodname">Memcached::getResultCode()</a></span> se necessário.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-memcached.flush-examples">
  <h3 class="title">Exemplos</h3>
  <p class="para">
   <div class="example" id="example-1">
    <p><strong>Exemplo #1 Exemplo de <span class="function"><strong>Memcached::flush()</strong></span></strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$m </span><span style="color: #007700">= new </span><span style="color: #0000BB">Memcached</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$m</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">addServer</span><span style="color: #007700">(</span><span style="color: #DD0000">'localhost'</span><span style="color: #007700">, </span><span style="color: #0000BB">11211</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* liberar todos os itens em 10 segundos */<br /></span><span style="color: #0000BB">$m</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">flush</span><span style="color: #007700">(</span><span style="color: #0000BB">10</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

   </div>
  </p>
 </div>


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