class A
{
int i, j;
public A(int i, int j)
{
this.i = i;
this.j = j;
}
public void Display()
{
System.Console.WriteLine("{0}, {1}", i, j);
}
}class AppMain
{
static void Main()
{
A a = new A(1, 2);
object o = a;
((A)o).Display();
}
}
{
int i, j;
public A(int i, int j)
{
this.i = i;
this.j = j;
}
public void Display()
{
System.Console.WriteLine("{0}, {1}", i, j);
}
}class AppMain
{
static void Main()
{
A a = new A(1, 2);
object o = a;
((A)o).Display();
}
}
解决方案 »
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