DOMNode->lookupPrefix()
DOMNode->lookupPrefix() -- 
   Gets the namespace prefix of the node based on the namespace URI
  
Description
class 
DOMNode { 
string 
lookupPrefix ( string namespaceURI )
}
   Gets the namespace prefix of the node based on the namespace URI.
  
Parameters
   
- namespaceURI
- 
       The namespace URI.
       
Return Values
   The prefix of the namespace.