# XMLReader::isValid

(PHP 5 >= 5.1.0, PHP 7)

XMLReader::isValid — Indicates if the parsed document is valid

### Description

public XMLReader::isValid ( ) : bool

Returns a boolean indicating if the document being parsed is currently valid.

### Return Values

Returns `TRUE` on success or `FALSE` on failure.

### Examples

Example #1 Validating XML

`<?php
$xml = XMLReader::open('test.xml');
// The validate parser option must be enabled for
// this method to work properly
$xml->setParserProperty(XMLReader::VALIDATE, true);
var_dump($xml->isValid());
?>`

### Notes

> Note: This checks the current node, not the entire document.

### See Also

- XMLReader::setParserProperty() - Set parser options
- XMLReader::setRelaxNGSchema() - Set the filename or URI for a RelaxNG Schema
- XMLReader::setRelaxNGSchemaSource() - Set the data containing a RelaxNG Schema
- XMLReader::setSchema() - Validate document against XSD