DOM
PHP Manual

The DOMXPath class

Introduction

Allows to use XPath 1.0 queries on HTML or XML documents.

Class synopsis

DOMXPath
/* Properties */
public readonly DOMDocument $document;
public bool $registerNodeNamespaces;
/* Methods */
public __construct(DOMDocument $document, bool $registerNodeNS = true)
public mixed evaluate(string $expression, DOMNodenull $contextNode = null, bool $registerNodeNS = true)
public mixed query(string $expression, DOMNodenull $contextNode = null, bool $registerNodeNS = true)
public static string quote(string $str)
public bool registerNamespace(string $prefix, string $namespace)
public void registerPhpFunctions(stringarraynull $restrict = null)

Properties

document
The document that is linked to this object.
registerNodeNamespaces
When set to true, namespaces in the node are registered.

Changelog

Version Description
8.4.0 It is no longer possible to clone a DOMXPath object. Doing so will result in an exception being thrown. Prior to PHP 8.4.0 this resulted in an unusable object.
8.0.0 The registerNodeNamespaces property has been added.
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