XSLTProcessor::registerPHPFunctions

(PHP 5 >= 5.0.4, PHP 7)

XSLTProcessor::registerPHPFunctions — Enables the ability to use PHP functions as XSLT functions

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XSLTProcessor::registerPHPFunctions ([ mixed $restrict ] ) : void

This method enables the ability to use PHP functions as XSLT functions within XSL stylesheets.

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restrict

Use this parameter to only allow certain functions to be called from XSLT.

This parameter can be either a string (a function name) or an array of functions.

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Example #1 Simple PHP Function call from a stylesheet


<?php
$xml = <<<EOB
<allusers>
 <user>
  <uid>bob</uid>
 </user>
 <user>
  <uid>joe</uid>
 </user>
</allusers>
EOB;
$xsl = <<<EOB
<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="1.0" 
     xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
     xmlns:php="http://php.net/xsl">
<xsl:output method="html" encoding="utf-8" indent="yes"/>
 <xsl:template match="allusers">
  <html><body>
    <h2>Users</h2>
    <table>
    <xsl:for-each select="user">
      <tr><td>
        <xsl:value-of
             select="php:function('ucfirst',string(uid))"/>
      </td></tr>
    </xsl:for-each>
    </table>
  </body></html>
 </xsl:template>
</xsl:stylesheet>
EOB;
$xmldoc = DOMDocument::loadXML($xml);
$xsldoc = DOMDocument::loadXML($xsl);

$proc = new XSLTProcessor();
$proc->registerPHPFunctions();
$proc->importStyleSheet($xsldoc);
echo $proc->transformToXML($xmldoc);
?>

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锟芥本	说锟斤拷
5.1.0	The `restrict` parameter was added.