/// <summary>
/// 命令模式
/// </summary>
public static void CommandPatternMethods()
{
TV tv = new TV();
TVOffCommand offCommand = new TVOffCommand(tv);
TVOnCommand onCommand = new TVOnCommand(tv);
Invoke invoke = new Invoke();
invoke.command = onCommand;
invoke.ExcuteCommand();
invoke.command = offCommand;
invoke.ExcuteCommand();
}
