Store student details into XML file

Code:

<?php
$xml=new DomDocument("1.0","UTF-8");
$student=$xml->createElement("student");
$student=$xml->appendChild($student);
$dept=$xml->createElement("dept");
$dept=$student->appendChild($dept);
$ID=$xml->createElement("ID","001");
$ID=$dept->appendChild($ID);
$name=$xml->createElement("Name","Dominic Toretto");
$name=$dept->appendChild($name); 
$xml->FormatOutput=true;
$string_value=$xml->saveXML();
$xml->save("MyXml.xml");
?>
<meta http-equiv="refresh" content="1,url=MyXml.xml">

Output: