(no version information, might be only in CVS)SimpleXMLElement->asXML() -- Return a well-formed XML string based on SimpleXML element
The asXML method formats the parent object's data in XML version 1.0.
If specified, the function writes the data to the file rather than returning it.
filename isn't specified, this function
returns a string on success and FALSE on error. If the
parameter is specified, it returns TRUE if the file was written
successfully and FALSE otherwise.
asXML also works on Xpath results:
Example 2. Using asXML() on Xpath results