class Base
{
void fun(int num)
{
System.out.println("fun(int num)"+num);
}
}
public class Derived extends Base
{
void fun(double num)
{
System.out.println("fun(double num)"+num);
}
public static void main(String[] args)
{
Base a=new Derived();
int num=1;
double dnum=1.5;
a.fun( num);
//a.fun( dnum);//无法将 Base 中的 fun(int) 应用于 (double)
Derived D=new Derived();
D.fun( num);
D.fun( dnum);
}
}
/*
fun(int num)1
fun(int num)1
fun(double num)1.5
请按任意键继续. . .
*/