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<div id="evstat.attr" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">EvStat::attr</h1>
  <p class="verinfo">(PECL ev &gt;= 0.2.0)</p><p class="refpurpose"><span class="refname">EvStat::attr</span> &mdash; <span class="dc-title">Retorna os valores detectados mais recentemente por Ev</span></p>

 </div>
 <div class="refsect1 description" id="refsect1-evstat.attr-description">
  <h3 class="title">Descrição</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span>
   <span class="methodname"><strong>EvStat::attr</strong></span>(): <span class="type"><a href="language.types.array.php" class="type array">array</a></span></div>

  <p class="simpara">
   Retorna uma array dos valores detectados mais recentemente por Ev.
  </p>
 </div>

 <div class="refsect1 parameters" id="refsect1-evstat.attr-parameters">
  <h3 class="title">Parâmetros</h3>
  <p class="para">Esta função não possui parâmetros.</p>
 </div>

 <div class="refsect1 returnvalues" id="refsect1-evstat.attr-returnvalues">
  <h3 class="title">Valor Retornado</h3>
  <p class="para">
   Retorna uma array com os valores detectados mais recentemente por Ev (sem
   usar
   <code class="literal">stat</code>):
   <table class="doctable table">
    <caption><strong>
    Lista das chaves do array retornado por <span class="methodname"><strong>EvStat::attr()</strong></span>
    </strong></caption>
    
     <thead>
      <tr>
       <th>Chave</th>
       <th>Descrição</th>
      </tr>

     </thead>

     <tbody class="tbody">
      <tr>
       <td>
        <code class="literal">&#039;dev&#039;</code>
       </td>
       <td>ID do dispositivo contendo o arquivo</td>
      </tr>

      <tr>
       <td>
        <code class="literal">&#039;ino&#039;</code>
       </td>
       <td>número do i-node</td>
      </tr>

      <tr>
       <td>
        <code class="literal">&#039;mode&#039;</code>
       </td>
       <td>proteção</td>
      </tr>

      <tr>
       <td>
        <code class="literal">&#039;nlink&#039;</code>
       </td>
       <td>número de ligações físicas</td>
      </tr>

      <tr>
       <td>
        <code class="literal">&#039;uid&#039;</code>
       </td>
       <td>ID de usuário do proprietário</td>
      </tr>

      <tr>
       <td>
        <code class="literal">&#039;size&#039;</code>
       </td>
       <td>tamanho total em bytes</td>
      </tr>

      <tr>
       <td>
        <code class="literal">&#039;gid&#039;</code>
       </td>
       <td>ID de grupo do proprietário</td>
      </tr>

      <tr>
       <td>
        <code class="literal">&#039;rdev&#039;</code>
       </td>
       <td>ID do dispositivo (no caso de arquivo especial)</td>
      </tr>

      <tr>
       <td>
        <code class="literal">&#039;blksize&#039;</code>
       </td>
       <td>tamanho do bloco para E/S do sistema de arquivos</td>
      </tr>

      <tr>
       <td>
        <code class="literal">&#039;blocks&#039;</code>
       </td>
       <td>número de blocos de 512 bytes alocados</td>
      </tr>

      <tr>
       <td>
        <code class="literal">&#039;atime&#039;</code>
       </td>
       <td>horário do último acesso</td>
      </tr>

      <tr>
       <td>
        <code class="literal">&#039;ctime&#039;</code>
       </td>
       <td>horário da última alteração de status</td>
      </tr>

      <tr>
       <td>
        <code class="literal">&#039;mtime&#039;</code>
       </td>
       <td>horário da última modificação</td>
      </tr>

     </tbody>
    
   </table>

  </p>
  <p class="simpara">
   Consulte o manual de
   <code class="literal">stat(2)</code>
   para detalhes.
  </p>
 </div>

 <div class="refsect1 examples" id="refsect1-evstat.attr-examples">
  <h3 class="title">Exemplos</h3>
 <div class="example" id="example-1">
   <p><strong>Exemplo #1 Monitorando alterações em /var/log/messages</strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /></span><span style="color: #FF8000">// Usa intervalo de atualização de 10 segundos.<br /></span><span style="color: #0000BB">$w </span><span style="color: #007700">= new </span><span style="color: #0000BB">EvStat</span><span style="color: #007700">(</span><span style="color: #DD0000">"/var/log/messages"</span><span style="color: #007700">, </span><span style="color: #0000BB">8</span><span style="color: #007700">, function (</span><span style="color: #0000BB">$w</span><span style="color: #007700">) {<br />    echo </span><span style="color: #DD0000">"/var/log/messages alterado\n"</span><span style="color: #007700">;<br /><br />    </span><span style="color: #0000BB">$attr </span><span style="color: #007700">= </span><span style="color: #0000BB">$w</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">attr</span><span style="color: #007700">();<br /><br />    if (</span><span style="color: #0000BB">$attr</span><span style="color: #007700">[</span><span style="color: #DD0000">'nlink'</span><span style="color: #007700">]) {<br />        </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Tamanho atual: %ld\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$attr</span><span style="color: #007700">[</span><span style="color: #DD0000">'size'</span><span style="color: #007700">]);<br />        </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Horário de acesso: %ld\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$attr</span><span style="color: #007700">[</span><span style="color: #DD0000">'atime'</span><span style="color: #007700">]);<br />        </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Horário de modificação: %ld\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$attr</span><span style="color: #007700">[</span><span style="color: #DD0000">'mtime'</span><span style="color: #007700">]);<br />    } else {<br />        </span><span style="color: #0000BB">fprintf</span><span style="color: #007700">(</span><span style="color: #0000BB">STDERR</span><span style="color: #007700">, </span><span style="color: #DD0000">"arquivo `messages` inexistente!"</span><span style="color: #007700">);<br />        </span><span style="color: #0000BB">$w</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">stop</span><span style="color: #007700">();<br />    }<br />});<br /><br /></span><span style="color: #0000BB">Ev</span><span style="color: #007700">::</span><span style="color: #0000BB">run</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

  </div>
 </div>

 <div class="refsect1 seealso" id="refsect1-evstat.attr-seealso">
  <h3 class="title">Veja Também</h3>
  <ul class="simplelist">
   <li>
    <span class="methodname"><a href="evstat.prev.php" class="methodname" rel="rdfs-seeAlso">EvStat::prev()</a> - Retorna o conjunto anterior de valores retornados por EvStat::attr</span>
   </li>
   <li>
    <span class="methodname"><a href="evstat.stat.php" class="methodname" rel="rdfs-seeAlso">EvStat::stat()</a> - Inicia a chamada stat</span>
   </li>
  </ul>
 </div>

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