(no version information, might be only in CVS)
DOMImplementation->createDocumentType() -- 
   Creates an empty DOMDocumentType object
  
Description
class 
DOMImplementation { 
DOMDocumentType 
createDocumentType ( [string qualifiedName [, string publicId [, string systemId]]] )
}
   Creates an empty DOMDocumentType object. Entity 
   declarations and notations are not made available. Entity reference 
   expansions and default attribute additions do not occur.