• 2022-06-16
    如已有一个委托声明为:public delegate int myCallBack(Object sender,EventArgs e);则用该委托可以调用下面哪个方法( )
    A: int receive(Object sender,EventArgs e) {……}
    B: void myCallBack(Object sender,EventArgs e){……}
    C: string receive(int x) {……}
    D: int myCallBack(int x,int y){……}