• 2022-05-29
    关于属性的使用正确的是
    A: private int num;public string Num{get{return num;} set{num=value;}}
    B: private int num;public int Num{get{return num;}set{num=value;}}
    C: private int num;public int Num{get{num=value;}set{return num;}}
    D: private int num;private int Num{get{return num;}set{num=value;}}