1. @DomName('DOMImplementation.createDocument')
  2. @DocsEditable()
XmlDocument createDocument(String namespaceURI, String qualifiedName, _DocumentType doctype)

Source

@DomName('DOMImplementation.createDocument')
@DocsEditable()
XmlDocument createDocument(
        String namespaceURI, String qualifiedName, _DocumentType doctype) =>
    _blink.BlinkDOMImplementation.instance.createDocument_Callback_3_(
        this, namespaceURI, qualifiedName, doctype);