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public static void Hello<T>(T val)
{
Console.WriteLine("泛型:"+val.GetType().ToString());
}
public static void Hello(string val)
{
Console.WriteLine("字符串:" + val.GetType().ToString());
}
public static void SayHello<T>(T val)
{
Hello(val);
}
public static void Main()
{
Hello("你好");//很显然,调用的肯定是 Hello(string val)
SayHello("你好");//这个呢?
}