/// <summary> /// invalidInputMessage(int, int) a function to show/display the warning after invalid input in console screen. /// /// parameters: /// left: indicating the left posotion of the console window. /// top: indicating the top posotion of the console window. /// </summary> private void invalidInputMessage(int left, int top) { Console.Clear(); ChangeConsoleColors.to_error_ForegroundColor(); Console.SetCursorPosition(left, top); Console.WriteLine("{0} is not a valid input!!!", input.KeyChar); ChangeConsoleColors.to_Console_Default_ForegroundColor(); }