扩展方法

//创建一个静态static class
//再创建静态方法 

static void ABCDEFG(this Transform trans)
{\
Tran.posintion = Vector3.zero
Tran.localRotation = Quaternion.identity;
tran.localScale = new Vector3 (1,1,1);
}

//在别的脚本里调用
ST()
{
transform.ABCDEFG();
}