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<div id="function.mb-strtoupper" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">mb_strtoupper</h1>
  <p class="verinfo">(PHP 4 &gt;= 4.3.0, PHP 5, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">mb_strtoupper</span> &mdash; <span class="dc-title">Faz uma string ficar em maiúsculas</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-function.mb-strtoupper-description">
  <h3 class="title">Descrição</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>mb_strtoupper</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$string</code></span>, <span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$encoding</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>): <span class="type"><a href="language.types.string.php" class="type string">string</a></span></div>

  <p class="para rdfs-comment">
   Retorna <code class="parameter">string</code>
   com todos os caracteres alfabéticos convertidos para maiúsculas.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.mb-strtoupper-parameters">
  <h3 class="title">Parâmetros</h3>
  <p class="para">
   <dl>
    
     <dt><code class="parameter">string</code></dt>
     <dd>
      <p class="para">
       A <span class="type"><a href="language.types.string.php" class="type string">string</a></span> que será convertida para maiúsculas.
      </p>
     </dd>
    
    
     <dt><code class="parameter">encoding</code></dt>
     <dd>
      <p class="para">O parâmetro <code class="parameter">encoding</code>
é a codificação de caracteres. Se for omitido ou <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong>, o valor da codificação
de caracteres interna será usado.</p>
     </dd>
    
   </dl>
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.mb-strtoupper-returnvalues">
  <h3 class="title">Valor Retornado</h3>
  <p class="para">
   <code class="parameter">string</code> com todos os caracteres alfabéticos convertidos para maiúsculas.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.mb-strtoupper-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>mb_strtoupper()</strong></span></strong></p>
    <div class="example-contents">
<div class="annotation-interactive phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$str </span><span style="color: #007700">= </span><span style="color: #DD0000">"Mary Had A Little Lamb and She LOVED It So"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$str </span><span style="color: #007700">= </span><span style="color: #0000BB">mb_strtoupper</span><span style="color: #007700">(</span><span style="color: #0000BB">$str</span><span style="color: #007700">);<br />echo </span><span style="color: #0000BB">$str</span><span style="color: #007700">; </span><span style="color: #FF8000">// Imprime MARY HAD A LITTLE LAMB AND SHE LOVED IT SO<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

   </div>
  </p>

  <p class="para">
   <div class="example" id="example-2">
    <p><strong>Exemplo #2 Exemplo de <span class="function"><strong>mb_strtoupper()</strong></span> com texto UTF-8 não latino</strong></p>
    <div class="example-contents">
<div class="annotation-interactive phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$str </span><span style="color: #007700">= </span><span style="color: #DD0000">"Τάχιστη αλώπηξ βαφής ψημένη γη, δρασκελίζει υπέρ νωθρού κυνός"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$str </span><span style="color: #007700">= </span><span style="color: #0000BB">mb_strtoupper</span><span style="color: #007700">(</span><span style="color: #0000BB">$str</span><span style="color: #007700">, </span><span style="color: #DD0000">'UTF-8'</span><span style="color: #007700">);<br />echo </span><span style="color: #0000BB">$str</span><span style="color: #007700">; </span><span style="color: #FF8000">// Imprime ΤΆΧΙΣΤΗ ΑΛΏΠΗΞ ΒΑΦΉΣ ΨΗΜΈΝΗ ΓΗ, ΔΡΑΣΚΕΛΊΖΕΙ ΥΠΈΡ ΝΩΘΡΟΎ ΚΥΝΌΣ<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

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


 <div class="refsect1 notes" id="refsect1-function.mb-strtoupper-notes">
  <h3 class="title">Notas</h3>
  <p class="para">
   Ao contrário de <span class="function"><a href="function.strtoupper.php" class="function">strtoupper()</a></span>, &#039;alfabético&#039; é
   determinado pelas propriedades de caracteres Unicode. Assim, o comportamento desta
   função não é afetado pelas configurações de localidade e pode converter qualquer
   caractere que tenha a propriedade &#039;alfabético&#039;, como a-umlaut (ä).
  </p>
  <p class="para">
   Para obter mais informações sobre as propriedades Unicode, consulte <a href="http://www.unicode.org/reports/tr21/" class="link external">&raquo;&nbsp;http://www.unicode.org/reports/tr21/</a>.
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.mb-strtoupper-seealso">
  <h3 class="title">Veja Também</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="function"><a href="function.mb-strtolower.php" class="function" rel="rdfs-seeAlso">mb_strtolower()</a> - Torna uma string min&uacute;scula</span></li>
    <li><span class="function"><a href="function.mb-convert-case.php" class="function" rel="rdfs-seeAlso">mb_convert_case()</a> - Realiza a convers&atilde;o de caixa em uma string</span></li>
    <li><span class="function"><a href="function.strtoupper.php" class="function" rel="rdfs-seeAlso">strtoupper()</a> - Converte uma string em mai&uacute;sculas</span></li>
   </ul>
  </p>
 </div>


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