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?>
<div id="locale.lookup" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">Locale::lookup</h1>
  <h1 class="refname">locale_lookup</h1>
  <p class="verinfo">(PHP 5 &gt;= 5.3.0, PHP 7, PHP 8, PECL intl &gt;= 1.0.0)</p><p class="refpurpose"><span class="refname">Locale::lookup</span> -- <span class="refname">locale_lookup</span> &mdash; <span class="dc-title">Pesquisa a lista de etiquetas de língua pela melhor correspondência à língua</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-locale.lookup-description">
  <h3 class="title">Descrição</h3>
  <p class="para">
   Estilo orientado a objetos
  </p>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="modifier">static</span> <span class="methodname"><strong>Locale::lookup</strong></span>(<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.array.php" class="type array">array</a></span> <code class="parameter">$languageTag</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$locale</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span> <code class="parameter">$canonicalize</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong></span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$defaultLocale</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span><br>): <span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span></div>

  <p class="para rdfs-comment">
   Estilo procedural
  </p>
  <div class="methodsynopsis dc-description"><span class="methodname"><strong>locale_lookup</strong></span>(<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.array.php" class="type array">array</a></span> <code class="parameter">$languageTag</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$locale</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span> <code class="parameter">$canonicalize</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong></span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$defaultLocale</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span><br>): <span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span></div>

  <p class="para rdfs-comment">
   Pesquisa os itens em <code class="parameter">languageTag</code> pela melhor correspondência ao
   intervalo de línguas especificado em <code class="parameter">locale</code> de acordo com o
   algoritmo de procura da RFC 4647.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-locale.lookup-parameters">
  <h3 class="title">Parâmetros</h3>
  <p class="para">
   <dl>
    
     <dt><code class="parameter">languageTag</code></dt>
     <dd>
      <p class="para">
       Um <span class="type"><a href="language.types.array.php" class="type array">array</a></span> contendo uma lista de etiquetas de língua para comparar a
       <code class="parameter">locale</code>. Máximo de 100 itens permitidos.
      </p>
     </dd>
    
    
     <dt><code class="parameter">locale</code></dt>
     <dd>
      <p class="para">
       A localidade a ser usada como faixa de línguas na pesquisa.
      </p>
     </dd>
    
     
       <dt>
         <code class="parameter">canonicalize</code>
       </dt>
       <dd>
         <p class="para">
          Se verdedeiro, os argumentos serão convertidos para a forma canônica antes
          de se fazer a correspondência.
         </p>
       </dd>
     
     
     <dt><code class="parameter">defaultLocale</code></dt>
     <dd>
      <p class="para">
       A localidade a ser usada se nenhuma correspondência for encontrada.
      </p>
     </dd>
    
   </dl>
  </p>
 </div>



 <div class="refsect1 returnvalues" id="refsect1-locale.lookup-returnvalues">
  <h3 class="title">Valor Retornado</h3>
  <p class="para">
   A etiqueta de língua que melhor corresponder ou o valor padrão.
  </p>
  <p class="para">Retorna <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong> quando o comprimento de <code class="parameter">locale</code> excede <strong><code><a href="intl.constants.php#constant.intl-max-locale-len">INTL_MAX_LOCALE_LEN</a></code></strong>.</p>
 </div>


 <div class="refsect1 changelog" id="refsect1-locale.lookup-changelog">
  <h3 class="title">Registro de Alterações</h3>
  <table class="doctable informaltable">
   
    <thead>
     <tr>
      <th>Versão</th>
      <th>Descrição</th>
     </tr>

    </thead>

    <tbody class="tbody">
     <tr>
      <td>7.4.0</td>
      <td>
       <code class="parameter">defaultLocale</code> agora pode ser nulo.
      </td>
     </tr>

    </tbody>
   
  </table>

 </div>


 <div class="refsect1 examples" id="refsect1-locale.lookup-examples">
  <h3 class="title">Exemplos</h3>
  <div class="example" id="example-1">
   <p><strong>Exemplo #1 Exemplo de <span class="function"><strong>locale_lookup()</strong></span></strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$arr </span><span style="color: #007700">= array(<br />    </span><span style="color: #DD0000">'de-DEVA'</span><span style="color: #007700">,<br />    </span><span style="color: #DD0000">'de-DE-1996'</span><span style="color: #007700">,<br />    </span><span style="color: #DD0000">'de'</span><span style="color: #007700">,<br />    </span><span style="color: #DD0000">'de-De'<br /></span><span style="color: #007700">);<br />echo </span><span style="color: #0000BB">locale_lookup</span><span style="color: #007700">(</span><span style="color: #0000BB">$arr</span><span style="color: #007700">, </span><span style="color: #DD0000">'de-DE-1996-x-prv1-prv2'</span><span style="color: #007700">, </span><span style="color: #0000BB">true</span><span style="color: #007700">, </span><span style="color: #DD0000">'en_US'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

  </div>
  <div class="example" id="example-2">
   <p><strong>Exemplo #2 Exemplo OO</strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$arr </span><span style="color: #007700">= array(<br />    </span><span style="color: #DD0000">'de-DEVA'</span><span style="color: #007700">,<br />    </span><span style="color: #DD0000">'de-DE-1996'</span><span style="color: #007700">,<br />    </span><span style="color: #DD0000">'de'</span><span style="color: #007700">,<br />    </span><span style="color: #DD0000">'de-De'<br /></span><span style="color: #007700">);<br />echo </span><span style="color: #0000BB">Locale</span><span style="color: #007700">::</span><span style="color: #0000BB">lookup</span><span style="color: #007700">(</span><span style="color: #0000BB">$arr</span><span style="color: #007700">, </span><span style="color: #DD0000">'de-DE-1996-x-prv1-prv2'</span><span style="color: #007700">, </span><span style="color: #0000BB">true</span><span style="color: #007700">, </span><span style="color: #DD0000">'en_US'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

  </div>
  <p class="para">O exemplo acima produzirá:</p>
  <div class="example-contents screen">
<div class="examplescode"><pre class="examplescode">de_de_1996</pre>
</div>
  </div>
 </div>


 <div class="refsect1 seealso" id="refsect1-locale.lookup-seealso">
  <h3 class="title">Veja Também</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="function"><a href="locale.filtermatches.php" class="function" rel="rdfs-seeAlso">locale_filter_matches()</a> - Verifica se um filtro de etiqueta de l&iacute;ngua corresponde &agrave; localidade</span></li>
   </ul>
  </p>
 </div>

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