(PHP 5 >= 5.0.4, PHP 7)
XSLTProcessor::hasExsltSupport — Determine if PHP has EXSLT support
This method determines if PHP was built with the » EXSLT library.
Returns TRUE on success or FALSE on failure.
Example #1 Testing EXSLT support
<?php
$proc = new XSLTProcessor;
if (!$proc->hasExsltSupport()) {
die('EXSLT support not available');
}
// do EXSLT stuff here ..
?>