App_Code/myuser.cs

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using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Data.OleDb;
/// <summary>
///myuser 的摘要说明
/// </summary>
public class myuser
{
     public string mypath = "";
 
	//判断用户名是否重复
    public int judgeuser(string name)
    {
        Imuju lxh = new Muju();
        OleDbDataReader dr = lxh.OleGetinfo(mypath,"select * from myuser where username='" + name + "'");
        int nResult = 0;
        if (dr.Read())
        {
            nResult = 1;
        }
        return nResult;
    }
    //保存注册信息
    public void saveuserinfo(string username, string userpass, string realname, string lxdh, string email, string lxdz, string postcode)
    {
        Imuju lxh = new Muju();
        lxh.Executeinfo(mypath, "insert into myuser(username,userpass,realname,lxdh,email,lxdz,postcode,createdate) values('" +
            username + "','" +
            userpass + "','" +
            realname + "','" +
            lxdh + "','" +
            email + "','" +
            lxdz + "','" +
            postcode + "',Now())");
    }
    //修改注册信息
    public void updateuserinfo(string userpass, string realname, string lxdh, string email, string lxdz, string postcode, int userid)
    {
        Imuju lxh = new Muju();
        lxh.Executeinfo(mypath, "update myuser set " +
            "userpass='" + userpass + "'," +
            "realname='" + realname + "'," +
            "lxdh='" + lxdh + "'," +
            "email='" + email + "'," +
            "lxdz='" + lxdz + "'," +
            "postcode='" + postcode + "' where userid=" + userid);
    }
    //登陆系统
    public string[] userlogin(string username, string userpass)
    {
        string[] str = { "", "", "", "", "", "", "", "", "" };
        Imuju lxh = new Muju();
        OleDbDataReader dr = lxh.OleGetinfo(mypath, "select * from myuser where username='" + username + "'");