Nu-Coder Manual

PhpExpress Manual

PHP Joomla
Development

DOMNode::isSameNode	DOMNode::lookupNamespaceURI

DOMNode	Last updated: Mon, 26 Oct 2026

DOMNode::isSupported

(PHP 5, PHP 7, PHP 8)

DOMNode::isSupported — Checks if feature is supported for specified version

Description

public function DOMNode::isSupported(string $feature, string $version): bool

Checks if the asked feature is supported for the specified version.

Parameters

feature: The feature to test. See the example of DOMImplementation::hasFeature() for a list of features.
version: The version number of the feature to test.

Return Values

Returns true on success or false on failure.

See Also

DOMImplementation::hasFeature() - Test if the DOM implementation implements a specific feature

DOMNode::isSameNode	DOMNode::lookupNamespaceURI

DOMNode	Last updated: Mon, 26 Oct 2026