Func<T,R> 和 Lambda

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

public partial class _Default : System.Web.UI.Page 
{
    protected void Page_Load(object sender, EventArgs e)
    {
        Test<string> t1 = new Test<string>();
        Response.Write(t1.GetValue("d1"));
        //输出 d1 System.String
        Test<int> t2 = new Test<int>();
        Response.Write(t2.GetValue(33));
        //输出 33 System.Int32
    }

    
}

public class Test<T>
{
    public string GetValue(T _value)
    {
        Func<T, string> fun = e => e+" "+e.GetType().ToString() + "<br />";
        return fun(_value);
    }
}