9.8.16 GetParameter

OEParameter* GetParameter(std::string name,
                          std::string instance = std::string())
const OEParameter* GetParameter(std::string name,
                                std::string instance = std::string()) const

Returns a pointer to a parameter with a given name and instance owned by the OEInterface object or one of it's child interfaces (or child's child OEInterface, etc etc). If no such parameter exists NULL is returned.