DOMDocument->schemaValidateSource()	DOMDocument->xinclude()

	Last updated: Tue, 19 Sep 2006

DOMDocument->validate()

(no version information, might be only in CVS)

DOMDocument->validate() -- Validates the document based on its DTD

Description

class DOMDocument {

bool validate ( void )

}

Validates the document based on its DTD.

You can also use the validateOnParse property of DOMDocument to make a DTD validation.

Returns TRUE on success or FALSE on failure. If the document have no DTD attached, this method will return FALSE.

Example 1. Example of DTD validation

<?php
$dom = new DOMDocument;
$dom->Load('book.xml');
if ($dom->validate()) {
    echo "This document is valid!\n";
}
?>

You can also validate your XML file while loading it:

<?php
$dom = new DOMDocument;
$dom->validateOnParse = true;
$dom->Load('book.xml');
?>