• 2022-06-06
    下面的接口定义中哪一种是错误的
    A: interfaceUSB{ publicstaticfinalintmyval=1; voidfun();}
    B: interfaceUSB{intmyval=1;publicabstractvoidfun();}
    C: interfaceUSB{ private intmyval=1; publicabstractvoidfun();}
    D: interfaceUSB{publicstaticfinalintmyval=1;publicabstractvoidfun(intx);}