class1.cs~rf2bb988e.tmp

数据配置信息 登录数据库为sa 密码123 登录界面的用户信息:shichang 密码:sc

using System;
using System.Collections.Generic;
using System.Text;
using System.Data.SqlClient;

namespace DAL
{
    public class Class1
    {
         public bool GetInfo(string strusername,string struserpwd)
         {
             SqlConnection cn = new SqlConnection("server=.;database=ClassSay;uid=sa;pwd=123");
             cn.Open();
             string str = "select Count(*) from ClassUserID where UserName='" + strusername + "' and UserPassword='" + struserpwd + "'";
             SqlCommand cm = new SqlCommand(str, cn);
             return ((int)cm.ExecuteScalar()!=0);
             
         }
    }
}