js ajax使用者註冊驗證代碼

最後更新：2017-01-13 來源：互聯網

上載者：User

創建阿里雲帳戶，並獲得超過 40 款產品的免費試用版；而企業帳戶則可以享有總值 $1200 的免費試用版。立即註冊！

<!doctype html public "-//w3c//dtd xhtml 1.0 transitional//en" "http://www.w3.org/tr/xhtml1/dtd/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="content-type" content="text/html; charset=gb2312" />
<title>js ajax使用者註冊驗證代碼</title>
<script>
///////ajax///////
function createobject(){

var xmlhttp;
try{
   xmlhttp=new activexobject("microsoft.xmlhttp");
}
catch(e){
try{
   xmlhttp=new xmlhttprequest();
}
catch(e){
   xmlhttp=false;
}
    }
return xmlhttp;
}

function getwebselect2(){
var xmlhttp=createobject();
if(xmlhttp){

  var nameid=document.getelementbyid('user_name').value;
  xmlhttp.open('get','regcs.asp教程?name='+nameid+"&n="+math.random(),true);
  xmlhttp.onreadystatechange=function(){
  if(xmlhttp.readystate==4 && xmlhttp.status==200){
   content=unescape(xmlhttp.responsetext);
   //alert(content);
   //weekday.innerhtml=content;
   //return content;

   document.getelementbyid('tidd').value=content;
   if(content==1){
    uname.innerhtml='<img src="images/icon_03.gif" width="17" height="17" border="0" align="absmiddle" hspace="2"/>該使用者名稱已被註冊！';
    return false;
   }
   else{
    uname.innerhtml='<img src="images/icon_01.gif" width="17" height="17" border="0" align="absmiddle" hspace="2"/>';
   }

  }

  else{
   //content.innerhtml='資料正在載入...';
  }
  return true;
   }
   xmlhttp.send(null);

   }
}

function getwebselect3(){
var xmlhttp=createobject();
if(xmlhttp){

  var user_code=document.getelementbyid('user_code').value;
  xmlhttp.open('get','regcs.asp?code='+user_code+"&n="+math.random(),true);
  xmlhttp.onreadystatechange=function(){
  if(xmlhttp.readystate==4 && xmlhttp.status==200){
   content=unescape(xmlhttp.responsetext);
   //alert(content);
   //weekday.innerhtml=content;
   //return content;

   document.getelementbyid('tidd2').value=content;
   if(content==1){
    code2.innerhtml='<img src="images/icon_03.gif" width="17" height="17" border="0" align="absmiddle" hspace="2"/>驗證碼輸入錯誤！';
    return false;
   }
   else{
    code2.innerhtml='<img src="images/icon_01.gif" width="17" height="17" border="0" align="absmiddle" hspace="2"/>';
   }

  }

  else{
   //content.innerhtml='資料正在載入...';
  }
return true;
   }
   xmlhttp.send(null);

   }
}
</script>
</head>

<body>
<tr>
            <td width="98" align="right" class="reg-item"><span class="color">*</span> 使用者名稱稱：</td>
            <td width="261" valign="middle"><input name="user_name" type="text" class="input_out" id="user_name" onfocus="onfuos('user_name')" onblur="reg()" onmousemove="this.classname='input_move'" onmouseo教程ut="this.classname='input_out'" style="width:250px;" />
              <label>
              <input name="tidd" type="hidden" id="tidd" />
              </label>
              <label></label>
</td>
            <td width="527" valign="middle"><span id="uname"></span></td>
            </tr>
</body>
</html>

本文章原先以中文撰寫並發佈於 aliyun.com，亦設英文版本，僅作資訊用途。本網站不對文章的準確性，完整性或可靠性或其任何翻譯作出任何明示或暗示的陳述或保證。如對該文章有任何疑慮或投訴，請傳送電郵至 info-contact@alibabacloud.com 並提供相關疑慮或投訴的詳細說明。職員會於 5 個工作天內與您聯絡，一經驗證之後，即會刪除該侵權內容。

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

Get Started for Free

Sales Support

1 on 1 presale consultation

Chat Contact Sales
After-Sales Support

24/7 Technical Support 6 Free Tickets per Quarter Faster Response

Open a Ticket
Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.

Learn More