DOMNode::isEqualNode Checks that both nodes are equal &reftitle.description; public boolDOMNode::isEqualNode DOMNodenullotherNode Checks that both nodes are equal. &reftitle.parameters; otherNode The node. &reftitle.returnvalues; Returns &true; if both nodes are equal, &false; otherwise. &reftitle.examples; <methodname>DOMNode::isEqualNode</methodname> example createElement('h1', 'Hello World!'); $dom2 = (new DOMDocument())->createElement('h1', 'Hello World!'); var_dump($dom1->isEqualNode($dom2)); ?> ]]> &example.outputs;