Online PHP editor | output for 9endu

@ 2018-08-21T20:00:02Z

<?php
ini_set('error_reporting',PHP_INT_MAX-1);
$xml=<<<EOF
<?xml version="1.0"?>
<test/>
EOF;

$xsd=<<<EOF
<?xml version="1.0"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
  <xs:include schemaLocation="nonexistent.xsd"/>
  <xs:element name="test"/>
</xs:schema>
EOF;

libxml_set_external_entity_loader(function($p,$s,$c) {
    var_dump($p,$s,$c);
    die();
});

$dom=new DOMDocument($xml);
var_dump($dom->schemaValidateSource($xsd));

Output for 5.6.0 - 5.6.40, 7.1.22 - 7.1.33, 7.2.10 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14: NULL string(15) "nonexistent.xsd" array(4) { ["directory"]=> NULL ["intSubName"]=> NULL ["extSubURI"]=> NULL ["extSubSystem"]=> NULL }
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.21, 7.2.0 - 7.2.9: Notice: Undefined variable: p in /in/9endu on line 17 NULL string(15) "nonexistent.xsd" array(4) { ["directory"]=> NULL ["intSubName"]=> NULL ["extSubURI"]=> NULL ["extSubSystem"]=> NULL }

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