Renders a Node and all sub-elements into an XML text representation.
Renders a Node and all sub-elements into an XML text representation. The caller is required to free the DOMString returned from this function using ixmlFreeDOMString when it is no longer required.Note that this function can be used for any Node-derived interface. The difference between ixmlNodetoString and ixmlDocumenttoString is ixmlNodetoString does not include the XML prolog, it only produces XML elements.