11 #ifndef _DATASTRUCTS_EXCEPTION_H_20050126 12 #define _DATASTRUCTS_EXCEPTION_H_20050126 21 const char *
message ()
const {
return _msg.c_str(); };
DatastructsException(const char *msg)
construct with an error message
DatastructsException(const std::string msg)
construct with an error message
const char * message() const
get the error message