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using System;
class B
{
public virtual void TestIt(int val)
{
Console.WriteLine("TestIt by int:{0}", val);
}
}
class BB : B
{
public override void TestIt(int val)
{
Console.WriteLine("TestIt by int:{0}", val);
}
public void TestIt(double val)
{
Console.WriteLine("TestIt by double:{0}", val);
}
}
class Test
{
static void Main()
{
int val = 100;
BB a = new BB();
a.TestIt(val);//调用了谁?
Console.ReadKey();
}
}