实例ajax注册用户和表单提交效果代码< !--注册模块-- >default.asp
复制代码代码如下:
< !DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.*w**3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd" >
< html xmlns="http://www.**w*3.org/1999/xhtml" >
< head >
< title >Ajax - Sample1< /title >
< meta http-equiv="Content-Type" content="text/html; charset=utf-8" / > //请一定要将此页的编码设为UTF-8,否则将出现乱码
< meta name="author" content="tonyhl[at]126.com" / >
< meta http-equiv="pragma" content="no-cache"/ >
< script language="javascript" type="text/javascript" src="reg.js" >< /script >
< link rel="stylesheet" href="css.css" type="text/css" media="all"/ >
< style type="text/css" >
< !--
#Layer1 {
position:absolute;
width:200px;
height:115px;
z-index:1;
left: 409px;
top: 88px;
}
-- >
< /style >
< /head >
< body >
< h2 >Ajax应用实例: 注册模块< /h2 >
< div id="Layer1" >
< div id="msg" >< /div >
< /div >
ID: < input type="text" id="regid" / >
Password: < input type="password" id="regpassword" / >
< input name="f" type="file" / >
< input type="submit" id="regsubmit" value="注册" onclick="Check()" / >
< h2 >当注册ID为 tony的用户时,后台验证该ID已存在,返回提示信息< br / >
为突出显示无刷新效果,服务器端程序将自动进行百万加法运算
< /h2 >
< /body >
< /html >
复制代码代码如下:
< !----表单数据提交脚本--- >REG.JS
function GE(a){return document.getElementById(a);}
function Check(){
if(GE('regid').value==''){GE('msg').innerHTML='ID不能为空';return false}
if(GE('regpassword').value==''){GE('msg').innerHTML='password 不能为空';return false}
var X=new ActiveXObject("Msxml2.XMLHTTP");
if(X){
GE('regsubmit').disabled=true;
X.onreadystatechange=function(){
if(X.readyState==4){
if(X.status==200){
eval(X.responseText)
}
else{GE('msg').innerHTML=X.statusText}
}
else{GE('msg').innerHTML="正在提交数据..."}
};
X.open('POST','reg.asp',true);
X.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
var SendData = 'regid='+GE('regid').value+'®password='+GE('regpassword').value+'&file='+GE('f').value
X.send(SendData)
}
else{
GE('msg').innerHTML='你的浏览器不支持XMLHttpRequest'
}
}
< !---程序处理--- >reg.asp
复制代码代码如下:
< %@ LANGUAGE="VBSCRIPT" CODEPAGE="65001"% >//CODEPAGE必须为650001,否则也出现乱码,如果有HTML文字,一定设为UTF-8编码,否则将出现乱码.
< %
Dim regid, regpassword, str
regid=Request.Form("regid")
regpassword=Request.Form("regpassword")
f=Request.Form("file")
Dim i, ii
ii = 0
For i = 0 To 1000000
ii = ii + i
Next
If regid="" or regpassword="" then
str = "ID和PASSWORD必须填写"
Else
If regid < > "tony" Then
str = "注册成功,ID为" & regid & " , 密码为" & regpassword&f
Else
str = "注册失败,ID已经存在"
End If
End if
Response.Write "GE('msg').innerHTML='" & str & "';GE('regsubmit').disabled=false"
Response.End
% >