asp.net泛型实例

来源：互联网发布：王羲之兰亭序字帖知乎编辑：程序博客网时间：2024/05/22 01:53

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

namespace Web_Test
{
 public partial class WebForm1 : System.Web.UI.Page
 {
 protected void Page_Load(object sender, EventArgs e)
 {
 Response.Write(GenericMethod.Output<int>(23) + " ");
 Response.Write(GenericMethod.Output<string>("abc") + " ");
 Response.Write(" ------------------------------------------------------------------------ ");

GenericChild gc = new GenericChild();
 Response.Write(gc.Output<string, IComparable>("aaa", "xxx") + " ");
 Response.Write(gc.Output2<System.Data.DataTable>(new System.Data.DataTable())+" ");

}

 }
 public class GenericMethod
 {
 public static string Output<T>(T t)
 {
 return "类型" + t.GetType().ToString() + "；值：" + t.ToString();
 }
 }
 public abstract class GenericPrent
 {
 public abstract X Output<X, Y>(X x, Y y) where X : Y;
 public abstract string Output2<X>(X x) where X : System.ComponentModel.IListSource;
 }
 public class GenericChild : GenericPrent
 {
 public override T Output<T, Z>(T t, Z z)
 {
 return t;
 }
 public override string Output2<T>(T t)
 {
 return t.GetType().ToString();
 }
 }
}