【www.gdgbn.com--安卓教程】

asp教程.net用户注册程序
<%@ page language="c#" autoeventwireup="true" codefile="register.asp教程x.cs" inherits="register" %>



  用户注册
 

<script src="js/jquery.js" type="text/javascript教程"></script>
  <script>
  function checkuser() {
   
  var usercode = $("#txtusercode").val();
  $.get("register.ashx", { usercode: usercode }, function(data) {

  var msg = eval(data);
  if (msg == 1) {
  $("#spanusercode").html("sorry该用户名已经存在！");
  $("#btnregister").hide();
   
  } else {
  $("#spanusercode").html("恭喜您该用户名可以使用！");
   
  $("#btnregister").show();
  }
  })
  return result;
  }
</script>



 


 
 
  会员注册：以下*标记的为必填项
  会员名：
 
  <%-- --%>
  *
    controltovalidate="txtusercode" errormessage="会员名称不能为空！">
 
   
 
  密码：*
    controltovalidate="txtpwd" errormessage="密码不能为空！">
 
  确认密码：*
    controltocompare="txtpwd" controltovalidate="txtpwd1" errormessage="两次密码输入不一致！">
 
  真实姓名：
  *   id="requiredfieldvalidator2" runat="server" controltovalidate="txttruename" 
  errormessage="姓名不能为空！">
 
      onclick="btnregister_click" />
 
 
 


后台：

<%
protected void btnregister_click(object sender, eventargs e)
  {
  string usercode = txtusercode.text.trim();
  string userpwd = common.getmd5(txtpwd.text.trim());
  string username = txttruename.text;
  string sql = string.empty;

  stringbuilder sb = new stringbuilder();
  sb.append("insert into nw_admin(nw_usercode,nw_pwd,nw_username,nw_class)");
  sb.append("values("" + usercode + "","" + userpwd + "","" + username + "",0)");
  int temp = sqlhelp.executesql(sb.tostring());
  if (temp > 0)
  common.jsredirect("注册成功！", "questionlist.aspx");
  }
 %>
//ashx文件：作为服务器与数据库教程交互，js传过来的用户名
<%@ webhandler language="c#" class="register" %>
<%
using system;
using system.web;

public class register : ihttphandler {
   
  public void processrequest (httpcontext context) {
  context.response.contenttype = "text/plain";
  if (!string.isnullorempty(context.request["usercode"]))
  {
  string usercode = context.request["usercode"].tostring();
  string sql = "select count(1) from nw_admin where nw_usercode=""+usercode.trim()+""";
  bool result = sqlhelp.exists(sql);
  if (result)
  context.response.write(1);
  else
  context.response.write(0);
  }
  }
 
  public bool isreusable {
  get {
  return false;
  }
  }

}
%》

本文来源：http://www.gdgbn.com/shoujikaifa/25412/