19 Diagnostics library [diagnostics]

19.2 Exception classes [std.exceptions]

19.2.4 Class invalid_Β­argument [invalid.argument]

namespace std {
  class invalid_argument : public logic_error {
  public:
    explicit invalid_argument(const string& what_arg);
    explicit invalid_argument(const char* what_arg);
  };
}
The class invalid_Β­argument defines the type of objects thrown as exceptions to report an invalid argument.
invalid_argument(const string& what_arg);
Postconditions: strcmp(what(), what_Β­arg.c_Β­str()) == 0.
invalid_argument(const char* what_arg);
Postconditions: strcmp(what(), what_Β­arg) == 0.