XMLDiff\DOM::diff Diff two DOMDocument objects &reftitle.description; public DOMDocumentXMLDiff\DOM::diff DOMDocumentfrom DOMDocumentto Diff two DOMDocument instances and produce the new one containing the diff information. &reftitle.parameters; from Source DOMDocument object. to Target DOMDocument object. &reftitle.returnvalues; DOMDocument with the diff information or NULL.