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  • 使用转换运算符

    http://msdn.microsoft.com/zh-cn/library/85w54y0a(VS.80).aspx

    代码
    //卡车
    class Truck
    {
    public Truck()
    {
    Desc
    = "卡车";
    }

    string _desc;

    public string Desc
    {
    get { return _desc; }
    set { _desc = value; }
    }

    public static explicit operator Truck(Car c)
    {
    Truck t
    = new Truck();
    t.Desc
    = c.Desc;
    return t;
    }

    }

    //轿车
    class Car
    {
    public Car()
    {
    Desc
    = "轿车";
    }

    string _desc;

    public string Desc
    {
    get { return _desc; }
    set { _desc = value; }
    }

    public static implicit operator Car(Truck t)
    {
    Car c
    = new Car();
    c.Desc
    = t.Desc;
    return c;
    }
    }

    //调用
    class Program
    {
    static void Main(string[] args)
    {
    Truck t
    = new Truck();
    Car c
    = new Car();
    Console.WriteLine(
    "Truck:" + t.Desc);
    Console.WriteLine(
    "Car:" + c.Desc);

    Console.WriteLine(
    "explicit and implicit");

    Truck t1
    = (Truck)c;
    Car c1
    = t;
    Console.WriteLine(
    "Truck:" + t1.Desc);
    Console.WriteLine(
    "Car:" + c1.Desc);
    }
    }
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  • 原文地址:https://www.cnblogs.com/zxhoo/p/1942154.html
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