用多态代替条件语句

Asyncrun

于 2014-03-31 11:25:38 发布

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分类专栏： Unity

本文链接：https://blog.youkuaiyun.com/bigpaolee/article/details/22655463

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public abstract class Commander
{
	public abstract void Execute();
}

public class StartCommander : Commander
{
	public override void Execute()
	{
		//启动
	}
}

public class StopCommander : Commander
{
	public override void Execute()
	{
		//停止
	}
}

public class Test
{
	static void Main()
	{
		Commander commander = new StartCommander();
		Drive(commander);
		commander = new StopCommander();
		Drive(commander);
	}
	
	static void Drive(Commander commander)
	{
		commander.Execute();
	}
}