DOMDocument::validate

Validates the document based on its DTD

Description

public bool DOMDocument::validate ( void )

Validates the document based on its DTD.

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

Return Values

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

Examples

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');
?>

See Also

  • DOMDocument::schemaValidate
  • DOMDocument::schemaValidateSource
  • DOMDocument::relaxNGValidate
  • DOMDocument::relaxNGValidateSource