softwarelive的专栏

方法一：   userlist.Text1.focus(); 方法二：前台 后台 Page.RegisterStartupScript( "focus ", " form1.TextBox1.focus() "); 注意：这里的form1是指源里FORM的ID名称。

using System;using System.Collections.Generic;using System.Text;using System.Data;using System.Data.SqlClient;using System.Configuration;namespace MyBookShop.DAL{ public static class DBHel

using System;using System.Data;using System.Configuration;using System.Collections;using System.Web;using System.Web.Security;using System.Web.UI;using System.Web.UI.WebControls;using System.W

步骤一：写好生成随机数的代码，链接

using System.Data.SqlClient;