UserInfoEdit.aspx.cs

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using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;

public partial class UserInfoEdit : System.Web.UI.Page
{
    protected void Page_Load(object sender, System.EventArgs e)
    {
        if (!IsPostBack)
        {
            if (Session["name"] != null)
            {
                string sql = "select * from tUser where username='" + Session["name"].ToString() + "'";
                DataTable dt = new DataTable();
                dt = MyDB.GetDataTable(sql);
                username.Text = dt.Rows[0]["username"].ToString();
                userrname.Text = dt.Rows[0]["userrname"].ToString();
                usertel.Text = dt.Rows[0]["usertel"].ToString();
                useraddr.Text = dt.Rows[0]["useraddr"].ToString();
            }
        }
    }
    protected void Button1_Click(object sender, System.EventArgs e)
    {
        Label1.Visible = false;
        string errmsg = "";
        if (username.Text == "")
        {
            errmsg += "<br>用户名不能为空！<br>";
        }
        if (password.Text == "")
        {
            errmsg += "密码不能为空！<br>";
        }
        if (password.Text != password2.Text)
        {
            errmsg += "两次密码不想同，请确认您的密码是否正确！<br>";
        }
        if (usertel.Text == "")
        {
            errmsg += "联系电话必须输入！<br>";
        }
        if (useraddr.Text == "")
        {
            errmsg += "请输入地址！<br>";
        }
        if (userrname.Text == "")
        {
            errmsg += "请输入真实姓名！<br>";
        }
        if (errmsg != "")
        {
            Label1.Text = "<font color=ff000>" + errmsg + "</font>";