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<div id="arrayobject.ksort" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">ArrayObject::ksort</h1>
  <p class="verinfo">(PHP 5 &gt;= 5.2.0, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">ArrayObject::ksort</span> &mdash; <span class="dc-title">Ordena as entradas pela chave</span></p>

 </div>
 <div class="refsect1 description" id="refsect1-arrayobject.ksort-description">
  <h3 class="title">Descrição</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>ArrayObject::ksort</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$flags</code><span class="initializer"> = <strong><code><a href="array.constants.php#constant.sort-regular">SORT_REGULAR</a></code></strong></span></span>): <span class="type"><a href="language.types.singleton.php" class="type true">true</a></span></div>

  <p class="para rdfs-comment">
   Ordena as entradas pela chave, mantendo as correlações entre chave e entrada. Isso é
   útil principalmente para arrays associativos.
  </p>
  <blockquote class="note"><p><strong class="note">Nota</strong>: 
 <p class="para">
  Se dois elementos são comparados como iguais, eles mantêm sua ordem original.
  Antes do PHP 8.0.0, sua ordem relativa no array ordenado era indefinida.
 </p>
</p></blockquote>

 </div>


 <div class="refsect1 parameters" id="refsect1-arrayobject.ksort-parameters">
  <h3 class="title">Parâmetros</h3>
  <dl>
   
  <dt><code class="parameter">flags</code></dt>
  <dd>
   <p class="para">
    O segundo parâmetro opcional <code class="parameter">flags</code>
    pode ser usado para modificar o comportamento da ordenação usando estes valores:
   </p>
   <p class="para">
    Flags dos tipos de ordenação:
    <ul class="itemizedlist">
     <li class="listitem">
      <span class="simpara"><strong><code><a href="array.constants.php#constant.sort-regular">SORT_REGULAR</a></code></strong> - compara os elementos normalmente;
      os detalhes são descritos na seção <a href="language.operators.comparison.php" class="link">operadores de comparação</a></span>
     </li>
     <li class="listitem">
      <span class="simpara"><strong><code><a href="array.constants.php#constant.sort-numeric">SORT_NUMERIC</a></code></strong> - compara os elementos numericamente</span>
     </li>
     <li class="listitem">
      <span class="simpara"><strong><code><a href="array.constants.php#constant.sort-string">SORT_STRING</a></code></strong> - compara os elementos como strings</span>
     </li>
     <li class="listitem">
      <span class="simpara">
       <strong><code><a href="array.constants.php#constant.sort-locale-string">SORT_LOCALE_STRING</a></code></strong> - compara os elementos como
       strings, com base na localidade atual. A localidade
       pode ser alterada usando <span class="function"><a href="function.setlocale.php" class="function">setlocale()</a></span>
      </span>
     </li>
     <li class="listitem">
      <span class="simpara">
       <strong><code><a href="array.constants.php#constant.sort-natural">SORT_NATURAL</a></code></strong> - compara os elementos como strings
       usando &quot;ordenação natural&quot; como <span class="function"><a href="function.natsort.php" class="function">natsort()</a></span>
      </span>
     </li>
     <li class="listitem">
      <span class="simpara">
       <strong><code><a href="array.constants.php#constant.sort-flag-case">SORT_FLAG_CASE</a></code></strong> - pode ser combinada
       (usando o operador bit a bit OR) com
       <strong><code><a href="array.constants.php#constant.sort-string">SORT_STRING</a></code></strong> ou
       <strong><code><a href="array.constants.php#constant.sort-natural">SORT_NATURAL</a></code></strong> para ordenar strings sem fazer distinção entre maiúsculas e minúsculas
      </span>
     </li>
    </ul>
   </p>
  </dd>
 

  </dl>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-arrayobject.ksort-returnvalues">
  <h3 class="title">Valor Retornado</h3>
  <p class="para">
   Sempre retorna <strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong>.
  </p>
 </div>


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

     </thead>

     <tbody class="tbody">
      <tr>
 <td>8.2.0</td>
 <td>
  O tipo do retorno agora é <strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong>; anteriormente, era <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span>.
 </td>
</tr>

     </tbody>
    
   </table>

  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-arrayobject.ksort-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>ArrayObject::ksort()</strong></span></strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$fruits </span><span style="color: #007700">= array(</span><span style="color: #DD0000">"d" </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">"lemon"</span><span style="color: #007700">, </span><span style="color: #DD0000">"a" </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">"orange"</span><span style="color: #007700">, </span><span style="color: #DD0000">"b" </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">"banana"</span><span style="color: #007700">, </span><span style="color: #DD0000">"c" </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">"apple"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$fruitArrayObject </span><span style="color: #007700">= new </span><span style="color: #0000BB">ArrayObject</span><span style="color: #007700">(</span><span style="color: #0000BB">$fruits</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$fruitArrayObject</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">ksort</span><span style="color: #007700">();<br /><br />foreach (</span><span style="color: #0000BB">$fruitArrayObject </span><span style="color: #007700">as </span><span style="color: #0000BB">$key </span><span style="color: #007700">=&gt; </span><span style="color: #0000BB">$val</span><span style="color: #007700">) {<br />    echo </span><span style="color: #DD0000">"</span><span style="color: #0000BB">$key</span><span style="color: #DD0000"> = </span><span style="color: #0000BB">$val</span><span style="color: #DD0000">\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:</p></div>
    <div class="example-contents screen">
<div class="examplescode"><pre class="examplescode">a = orange
b = banana
c = apple
d = lemon</pre>
</div>
    </div>
   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-arrayobject.ksort-seealso">
  <h3 class="title">Veja Também</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="methodname"><a href="arrayobject.asort.php" class="methodname" rel="rdfs-seeAlso">ArrayObject::asort()</a> - Ordenar as entradas por valor</span></li>
    <li><span class="methodname"><a href="arrayobject.natsort.php" class="methodname" rel="rdfs-seeAlso">ArrayObject::natsort()</a> - Ordena as entradas usando um algoritmo de &quot;ordem natural&quot;</span></li>
    <li><span class="methodname"><a href="arrayobject.natcasesort.php" class="methodname" rel="rdfs-seeAlso">ArrayObject::natcasesort()</a> - Ordena um array usando um algoritmo de &quot;ordem natural&quot; insens&iacute;vel a mai&uacute;sculas e min&uacute;sculas</span></li>
    <li><span class="methodname"><a href="arrayobject.uasort.php" class="methodname" rel="rdfs-seeAlso">ArrayObject::uasort()</a> - Ordena as entradas com uma fun&ccedil;&atilde;o de compara&ccedil;&atilde;o definida pelo usu&aacute;rio e mant&eacute;m a associa&ccedil;&atilde;o de chaves</span></li>
    <li><span class="methodname"><a href="arrayobject.uksort.php" class="methodname" rel="rdfs-seeAlso">ArrayObject::uksort()</a> - Ordena as entradas pelas chaves usando uma fun&ccedil;&atilde;o de compara&ccedil;&atilde;o definida pelo usu&aacute;rio</span></li>
    <li><span class="function"><a href="function.ksort.php" class="function" rel="rdfs-seeAlso">ksort()</a> - Ordena um array pelas chaves em ordem crescente</span></li>
   </ul>
  </p>
 </div>


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