<?php
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?>
<div id="function.simplexml-load-file" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">simplexml_load_file</h1>
  <p class="verinfo">(PHP 5, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">simplexml_load_file</span> &mdash; <span class="dc-title">
   Interpreta um arquivo XML e o transforma em um objeto
  </span></p>

 </div>
 <div class="refsect1 description" id="refsect1-function.simplexml-load-file-description">
  <h3 class="title">Descrição</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>simplexml_load_file</strong></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">$filename</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$class_name</code><span class="initializer"> = <strong><code>SimpleXMLElement::class</code></strong></span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$options</code><span class="initializer"> = 0</span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$namespace_or_prefix</code><span class="initializer"> = &quot;&quot;</span></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">$is_prefix</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong></span></span><br>): <span class="type"><span class="type"><a href="class.simplexmlelement.php" class="type SimpleXMLElement">SimpleXMLElement</a></span>|<span class="type"><a href="language.types.singleton.php" class="type false">false</a></span></span></div>

  <p class="para rdfs-comment">
   Converte o documento XML bem-formado no arquivo indicado em um objeto.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.simplexml-load-file-parameters">
  <h3 class="title">Parâmetros</h3>
  <p class="para">
   <dl>
    
     <dt><code class="parameter">filename</code></dt>
     <dd>
      <p class="para">
       Caminho para o arquivo XML
      </p>
     </dd>
    
    
     <dt><code class="parameter">class_name</code></dt>
     <dd>
      <p class="para">
       É possível utilizar o parâmetro opcional
       <span class="function"><strong>simplexml_load_file()</strong></span> para retornar um objeto da
       classe especificada. Esta classe deve estender
       <span class="type"><a href="class.simplexmlelement.php" class="type SimpleXMLElement">SimpleXMLElement</a></span>.
      </p>
     </dd>
    
    
     <dt><code class="parameter">options</code></dt>
     <dd>
      <p class="para">
  <a href="language.operators.bitwise.php" class="link">Bit a bit <code class="literal">OR</code></a>
  das <a href="libxml.constants.php" class="link">constantes de opções da libxml</a>.
</p>
     </dd>
    
    
     <dt><code class="parameter">namespace_or_prefix</code></dt>
     <dd>
      <p class="para">
       Prefixo ou URI do namespace.
      </p>
     </dd>
    
    
     <dt><code class="parameter">is_prefix</code></dt>
     <dd>
      <p class="para">
       <strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong> se <code class="parameter">namespace_or_prefix</code> for um prefixo, <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong> se for URI;
       o padrão é <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong>.
      </p>
     </dd>
    
   </dl>
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.simplexml-load-file-returnvalues">
  <h3 class="title">Valor Retornado</h3>
  <p class="para">
   Retorna um objeto (<span class="type"><a href="language.types.object.php" class="type object">object</a></span>) da classe <span class="type"><a href="class.simplexmlelement.php" class="type SimpleXMLElement">SimpleXMLElement</a></span> com
   propriedades contendo os dados do documento XML, ou <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong> em caso de falha.
  </p>
  <div class="warning"><strong class="warning">Aviso</strong><p class="simpara">Esta função pode
retornar o valor booleano <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong>, mas também pode retornar um valor não booleano que pode ser
avaliado como <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong>. Leia a seção sobre <a href="language.types.boolean.php" class="link">Booleanos</a> para mais
informações. Use o <a href="language.operators.comparison.php" class="link">operador
===</a> para testar o valor retornado por esta
função.</p></div>
 </div>


 <div class="refsect1 errors" id="refsect1-function.simplexml-load-file-errors">
  <h3 class="title">Erros/Exceções</h3>
  <p class="para">
   Produz uma mensagem de erro <strong><code><a href="errorfunc.constants.php#constant.e-warning">E_WARNING</a></code></strong> para cada erro
   encontrado nos dados XML.
  </p>
  <div class="tip"><strong class="tip">Dica</strong>
   <p class="para">
    Utilize a função <span class="function"><a href="function.libxml-use-internal-errors.php" class="function">libxml_use_internal_errors()</a></span> para suprimir todos os
    erros XML e a função <span class="function"><a href="function.libxml-get-errors.php" class="function">libxml_get_errors()</a></span> para iterar sobre eles
    posteriormente.
   </p>
  </div>
 </div>


 <div class="refsect1 examples" id="refsect1-function.simplexml-load-file-examples">
  <h3 class="title">Exemplos</h3>
  <p class="para">
   <div class="example" id="example-1">
    <p><strong>Exemplo #1 Interpreta um documento XML</strong></p>
    <div class="example-contents">
<div class="annotation-interactive phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /></span><span style="color: #FF8000">// O arquivo examples/book.xml contém um documento XML com um elemento root<br />// e ao menos um elemento /[root]/title.<br /><br /></span><span style="color: #007700">if (</span><span style="color: #0000BB">file_exists</span><span style="color: #007700">(</span><span style="color: #DD0000">'examples/book.xml'</span><span style="color: #007700">)) {<br />    </span><span style="color: #0000BB">$xml </span><span style="color: #007700">= </span><span style="color: #0000BB">simplexml_load_file</span><span style="color: #007700">(</span><span style="color: #DD0000">'examples/book.xml'</span><span style="color: #007700">);<br /><br />    </span><span style="color: #0000BB">print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">$xml</span><span style="color: #007700">);<br />} else {<br />    exit(</span><span style="color: #DD0000">'Falha ao abrir examples/book.xml.'</span><span style="color: #007700">);<br />}<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

    <div class="example-contents"><p>
     Este script mostrará, em caso de sucesso:
    </p></div>
    <div class="example-contents screen">
<div class="annotation-interactive examplescode"><pre class="examplescode">SimpleXMLElement Object
(
  [book] =&gt; Array
  ...
)</pre>
</div>
    </div>
    <div class="example-contents"><p>
     Nesse ponto já é possível utilizar <code class="literal">$xml-&gt;title</code>
     e quaisquer outros elementos.
    </p></div>
   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.simplexml-load-file-seealso">
  <h3 class="title">Veja Também</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="function"><a href="function.simplexml-load-string.php" class="function" rel="rdfs-seeAlso">simplexml_load_string()</a> - Interpreta uma string XML e a transforma em um objeto</span></li>
    <li><span class="methodname"><a href="simplexmlelement.construct.php" class="methodname" rel="rdfs-seeAlso">SimpleXMLElement::__construct()</a> - Cria um novo objeto SimpleXMLElement</span></li>
    <li><a href="simplexml.examples-errors.php" class="xref">Lidando com erros XML</a></li>
    <li><span class="function"><a href="function.libxml-use-internal-errors.php" class="function" rel="rdfs-seeAlso">libxml_use_internal_errors()</a> - Desabilita erros da libxml e permite que o usu&aacute;rio obtenha informa&ccedil;&otilde;es de erro conforme necess&aacute;rio</span></li>
    <li><a href="simplexml.examples-basic.php" class="xref">Uso B&aacute;sico de SimpleXML</a></li>
    <li><span class="function"><a href="function.libxml-set-streams-context.php" class="function" rel="rdfs-seeAlso">libxml_set_streams_context()</a> - Define o contexto de fluxos para o pr&oacute;ximo carregamento ou escrita de documento libxml</span></li>
   </ul>
  </p>
 </div>

</div><?php manual_footer($setup); ?>