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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">Trasforma una stringa in lettere maiuscole</span></p>

 </div>
   
 <div class="refsect1 description" id="refsect1-function.mb-strtoupper-description">
  <h3 class="title">Descrizione</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">
   Restituisce <code class="parameter">string</code>
   con tutti i caratteri alfabetici convertiti in maiuscolo.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.mb-strtoupper-parameters">
  <h3 class="title">Elenco dei parametri</h3>
  <p class="para">
   <dl>
    
     <dt><code class="parameter">string</code></dt>
     <dd>
      <p class="para">
       La <span class="type"><a href="language.types.string.php" class="type string">string</a></span> da convertire in maiuscolo.
      </p>
     </dd>
    
    
     <dt><code class="parameter">encoding</code></dt>
     <dd>
      <p class="para">Il parametro <code class="parameter">encoding</code> 
è la codifica dei caratteri. Se è omesso, verrà utilizzata la 
codifica interna.</p>
     </dd>
    
   </dl>
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.mb-strtoupper-returnvalues">
  <h3 class="title">Valori restituiti</h3>
  <p class="para">
   <code class="parameter">string</code> con tutti i caratteri alfabetici convertiti in maiuscolo.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.mb-strtoupper-examples">
  <h3 class="title">Esempi</h3>
  <p class="para">
   <div class="example" id="example-1">
    <p><strong>Example #1 Esempio di <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">// Stampa 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>Example #2 Esempio di <span class="function"><strong>mb_strtoupper()</strong></span> con testo non-Latin UTF-8</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">// Stampa 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">Note</h3>
  <p class="para">
   A differenza di <span class="function"><a href="function.strtoupper.php" class="function">strtoupper()</a></span>, cosa è &#039;alfabetico&#039; è
   determinato dalle proprietà dei caratteri Unicode. In questo modo il comportamento
   di questa funzione non viene influenzato dalle impostazioni locali e può convertire
   tutti i caratteri che hanno proprietà &quot;alfabetica&quot;, come ad esempio a-umlaut (ä).
  </p>
  <p class="para">
   Per maggiori informazioni sulle proprietà Unicode, vedere
   <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">Vedere anche:</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> - Make a string lowercase</span></li>
    <li><span class="function"><a href="function.mb-convert-case.php" class="function" rel="rdfs-seeAlso">mb_convert_case()</a> - Perform case folding on a string</span></li>
    <li><span class="function"><a href="function.strtoupper.php" class="function" rel="rdfs-seeAlso">strtoupper()</a> - Converte in maiuscolo una stringa</span></li>
   </ul>
  </p>
 </div>


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