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<div id="xsltprocessor.registerphpfunctionns" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">XSLTProcessor::registerPHPFunctionNS</h1>
  <p class="verinfo">(PHP &gt;= 8.4.0)</p><p class="refpurpose"><span class="refname">XSLTProcessor::registerPHPFunctionNS</span> &mdash; <span class="dc-title">Registra uma função PHP como uma função XSLT com namespace</span></p>

 </div>
 <div class="refsect1 description" id="refsect1-xsltprocessor.registerphpfunctionns-description">
  <h3 class="title">Descrição</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>XSLTProcessor::registerPHPFunctionNS</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$namespaceURI</code></span>, <span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$name</code></span>, <span class="methodparam"><span class="type"><a href="language.types.callable.php" class="type callable">callable</a></span> <code class="parameter">$callable</code></span>): <span class="type"><a href="language.types.void.php" class="type void">void</a></span></div>

  <p class="simpara">
   Este método permite usar uma função PHP como uma função XSLT com namespace dentro de folhas de estilo XSL.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-xsltprocessor.registerphpfunctionns-parameters">
  <h3 class="title">Parâmetros</h3>
  <dl>
   
    <dt><code class="parameter">namespaceURI</code></dt>
    <dd>
     <span class="simpara">
      O URI do namespace.
     </span>
    </dd>
   
   
    <dt><code class="parameter">name</code></dt>
    <dd>
     <span class="simpara">
      O nome da função local dentro do namespace.
     </span>
    </dd>
   
   
    <dt><code class="parameter">callable</code></dt>
    <dd>
     <span class="simpara">
      A função PHP a ser chamada quando a função XSL for chamada dentro da folha de estilo.
      Quando uma lista de nós é passada como parâmetro para a função de retorno,
      o argumento se torna um array contendo os nós DOM correspondentes.
     </span>
    </dd>
   
  </dl>
 </div>


 <div class="refsect1 errors" id="refsect1-xsltprocessor.registerphpfunctionns-errors">
  <h3 class="title">Erros/Exceções</h3>
  <ul class="itemizedlist">
   <li class="listitem">
    <span class="simpara">
     Lança uma exceção <span class="exceptionname"><a href="class.valueerror.php" class="exceptionname">ValueError</a></span> se
     um nome de chamada de retorno não for válido.
    </span>
   </li>
   <li class="listitem">
 <span class="simpara">
  Lança uma exceção <span class="exceptionname"><a href="class.valueerror.php" class="exceptionname">ValueError</a></span> se
  <code class="parameter">options</code> contiver uma opção inválida.
 </span>
</li>
<li class="listitem">
 <span class="simpara">
  Lança uma exceção <span class="exceptionname"><a href="class.valueerror.php" class="exceptionname">ValueError</a></span> s
  <code class="parameter">overrideEncoding</code> for uma codificação desconhecida.
 </span>
</li>
   <li class="listitem">
    <span class="simpara">
     Lança uma exceção <span class="exceptionname"><a href="class.typeerror.php" class="exceptionname">TypeError</a></span> se
     uma função de retorno informada não for chamável.
    </span>
   </li>
  </ul>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-xsltprocessor.registerphpfunctionns-returnvalues">
  <h3 class="title">Valor Retornado</h3>
  <p class="simpara">
   Nenhum valor é retornado.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-xsltprocessor.registerphpfunctionns-examples">
  <h3 class="title">Exemplos</h3>
  <div class="example" id="example-1">
   <p><strong>Exemplo #1 Chamada de função PHP simples a partir de uma folha de estilo</strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$xml </span><span style="color: #007700">= &lt;&lt;&lt;EOB<br /></span><span style="color: #DD0000">&lt;allusers&gt;<br />&lt;user&gt;<br /> &lt;uid&gt;bob&lt;/uid&gt;<br />&lt;/user&gt;<br />&lt;user&gt;<br /> &lt;uid&gt;joe&lt;/uid&gt;<br />&lt;/user&gt;<br />&lt;/allusers&gt;<br /></span><span style="color: #007700">EOB;<br /></span><span style="color: #0000BB">$xsl </span><span style="color: #007700">= &lt;&lt;&lt;EOB<br /></span><span style="color: #DD0000">&lt;?xml version="1.0" encoding="UTF-8"?&gt;<br />&lt;xsl:stylesheet version="1.0"<br />    xmlns:xsl="http://www.w3.org/1999/XSL/Transform"<br />    xmlns:my="urn:my.ns"&gt;<br />&lt;xsl:output method="html" encoding="utf-8" indent="yes"/&gt;<br />&lt;xsl:template match="allusers"&gt;<br /> &lt;html&gt;&lt;body&gt;<br />   &lt;h2&gt;&lt;xsl:value-of select="my:count(user/uid)" /&gt; users&lt;/h2&gt;<br />   &lt;table&gt;<br />   &lt;xsl:for-each select="user"&gt;<br />     &lt;tr&gt;<br />      &lt;td&gt;<br />       &lt;xsl:value-of select="my:uppercase(string(uid))"/&gt;<br />      &lt;/td&gt;<br />     &lt;/tr&gt;<br />   &lt;/xsl:for-each&gt;<br />   &lt;/table&gt;<br /> &lt;/body&gt;&lt;/html&gt;<br />&lt;/xsl:template&gt;<br />&lt;/xsl:stylesheet&gt;<br /></span><span style="color: #007700">EOB;<br /></span><span style="color: #0000BB">$xmldoc </span><span style="color: #007700">= new </span><span style="color: #0000BB">DOMDocument</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$xmldoc</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">loadXML</span><span style="color: #007700">(</span><span style="color: #0000BB">$xml</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$xsldoc </span><span style="color: #007700">= new </span><span style="color: #0000BB">DOMDocument</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$xsldoc</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">loadXML</span><span style="color: #007700">(</span><span style="color: #0000BB">$xsl</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$proc </span><span style="color: #007700">= new </span><span style="color: #0000BB">XSLTProcessor</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$proc</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">registerPHPFunctionNS</span><span style="color: #007700">(</span><span style="color: #DD0000">'urn:my.ns'</span><span style="color: #007700">, </span><span style="color: #DD0000">'uppercase'</span><span style="color: #007700">, </span><span style="color: #0000BB">strtoupper</span><span style="color: #007700">(...));<br /></span><span style="color: #0000BB">$proc</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">registerPHPFunctionNS</span><span style="color: #007700">(</span><span style="color: #DD0000">'urn:my.ns'</span><span style="color: #007700">, </span><span style="color: #DD0000">'count'</span><span style="color: #007700">, fn (array </span><span style="color: #0000BB">$arg1</span><span style="color: #007700">) =&gt; </span><span style="color: #0000BB">count</span><span style="color: #007700">(</span><span style="color: #0000BB">$arg1</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">$proc</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">importStyleSheet</span><span style="color: #007700">(</span><span style="color: #0000BB">$xsldoc</span><span style="color: #007700">);<br />echo </span><span style="color: #0000BB">$proc</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">transformToXML</span><span style="color: #007700">(</span><span style="color: #0000BB">$xmldoc</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-xsltprocessor.registerphpfunctionns-seealso">
  <h3 class="title">Veja Também</h3>
  <ul class="simplelist">
   <li><span class="methodname"><a href="domxpath.registerphpfunctionns.php" class="methodname" rel="rdfs-seeAlso">DOMXPath::registerPhpFunctionNS()</a> - Registra uma fun&ccedil;&atilde;o PHP como fun&ccedil;&atilde;o XPath com namespace</span></li>
   <li><span class="methodname"><a href="domxpath.registerphpfunctions.php" class="methodname" rel="rdfs-seeAlso">DOMXPath::registerPhpFunctions()</a> - Registra fun&ccedil;&otilde;es PHP como fun&ccedil;&otilde;es XPath</span></li>
   <li><span class="methodname"><a href="xsltprocessor.registerphpfunctions.php" class="methodname" rel="rdfs-seeAlso">XSLTProcessor::registerPhpFunctions()</a> - Habilita o uso de fun&ccedil;&otilde;es do PHP como fun&ccedil;&otilde;es XSLT</span></li>
  </ul>
 </div>


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