public void Page_Load(object sender,EventArgs e)
{
    if(!IsPostBack)
    {
        IList<Person> list  = new List<Person>(); 
        for(int i=0;i<3;i++)
        {
            Person p = new Person();
            p.Name = "张三";
            list.Add(p);
         }
         this.gridview1.DataSource = list;
         this.gridview1.DataBind();
     }
}