PHP - Manual: DOMNode::isSupported
2025-10-24
(PHP 5, PHP 7, PHP 8)
DOMNode::isSupported — Checks if feature is supported for specified version
Checks if the asked feature is supported for the
specified version.
featureThe feature to test. See the example of DOMImplementation::hasFeature() for a list of features.
version
The version number of the feature to test.