用户验证问题
一下问登陆前台运行的时候代码是（如下），跪求分析：
程序代码：
<html xmlns="http://www.">
<head><title>
</title><link href="App_Themes/Blue/FormProc.css" rel="stylesheet" type="text/css" /><link href="App_Themes/Blue/FormBase.css" type="text/css" rel="stylesheet" /><link href="App_Themes/Blue/FormProc.css" type="text/css" rel="stylesheet" /><link href="App_Themes/Blue/HeadAndBottom.css" type="text/css" rel="stylesheet" /><link href="App_Themes/Blue/Mail.css" type="text/css" rel="stylesheet" /><link href="App_Themes/Blue/Skin.css" type="text/css" rel="stylesheet" /></head>
<body>
<form name="form1" method="post" action="Login.aspx" id="form1">
<div>
<input type="hidden" name="__EVENTTARGET" id="__EVENTTARGET" value="" />
<input type="hidden" name="__EVENTARGUMENT" id="__EVENTARGUMENT" value="" />
<input type="hidden" name="__VIEWSTATE" id="__VIEWSTATE" value="/wEPDwUJODUzNjUyMjgyZBgBBR5fX0NvbnRyb2xzUmVxdWlyZVBvc3RCYWNrS2V5X18WAgURVXNlckxvZ2luJEJ0TG9naW4FFlVzZXJMb2dpbiRDaGVja0JveFNhdmWAyAITYUTGtpwN72BYSjN6yNlBHw==" />
</div>
<script type="text/javascript">
//<![CDATA[
var theForm = document.forms['form1'];
if (!theForm) {
theForm = document.form1;
}
function __doPostBack(eventTarget, eventArgument) {
if (!theForm.onsubmit || (theForm.onsubmit() != false)) {
theForm.__EVENTTARGET.value = eventTarget;
theForm.__EVENTARGUMENT.value = eventArgument;
theForm.submit();
}
}
//]]>
</script>
<script language='javascript' src='/hymis/js/ePassLogin.js' type='text/javascript'></script>
<script language='javascript' src='/hymis/js/FlowEvents.js' type='text/javascript'></script>
<script language='javascript'>var ApplicationPath='/hymis/';</script>
<div>
<input type="hidden" name="__EVENTVALIDATION" id="__EVENTVALIDATION" value="/wEWBgLWseLRDQLC1rPNBgLI5NCkDAL7x5fCDwLi96yzDgLv8sOiDN6tNuvupuHE4C4pxSoFiLNYiEik" />
</div>
<table width="100%" height="100%">
<tr>
<td>
<table style="position: relative;" align="center">
<tr>
<td>
<img src="images/background/LoginBg.jpg" />
<div style="position: absolute; left: 600; top: 320; width: 200;">
<span id="UserLogin" class="xxx"><table width='100%' cellSpacing='2' cellPadding='0'><TR><TD noWrap>用户名:</TD><TD width='100%'><input name="UserLogin$TextUser" type="text" id="UserLogin_TextUser" style="border-width:1px;border-style:solid;width:100%;" /></TD></TR><TR><TD noWrap>口令:</TD><TD width='100%'><input name="UserLogin$TextPwd" type="password" id="UserLogin_TextPwd" onkeydown="fnTrapEnter('UserLogin',0)" style="border-width:1px;border-style:solid;width:100%;" /></TD></TR><TR><TD align='center' colSpan='2'><input type="image" name="UserLogin$BtLogin" id="UserLogin_BtLogin" onmousedown="onsmit('UserLogin')" src="/hymis/images/signin.gif" style="border-width:0px;" /></TD></TR></table><div style='DISPLAY: none'><input name="UserLogin$TextBoxSN_SERAL" type="text" id="UserLogin_TextBoxSN_SERAL" /><input name="UserLogin$TextBoxDigest" type="text" id="UserLogin_TextBoxDigest" /></div></span>
</div>
</td>
</tr>
</table>
</td>
</tr>
</table>
<div style='DISPLAY: none'>
<OBJECT id='ePass' height='0' width='0' classid='clsid:0272DA76-96FB-449E-8298-178876E0EA89' name='ePass' codebase='files/install.cab#Version=1,0,6,413'>
</OBJECT></div>
<script language='javascript'>
function onsmit(ctl)
{
return Validate('wixcxetkdautaladfqa',ctl);
}
</script></form>
</body>
</html>
而程序设计时显示的代码为：程序代码：<%@ Page Language="C#" AutoEventWireup="true" %>
<html xmlns="http://www.">
<head runat="server">
<title></title>
<link href="App_Themes/Blue/FormProc.css" rel="stylesheet" type="text/css" />
</head>
<body>
<form id="form1" runat="server">
<table width="100%" height="100%">
<tr>
<td>
<table style="position: relative;" align="center">
<tr>
<td>
<img src="images/background/LoginBg.jpg" />
<div style="position: absolute; left: 600; top: 320; width: 200;">
<UserAuth:Login ID="UserLogin" CssClass="xxx" runat="server" LoginPos="1" LoginStyle="0"
DisplayRegLink="false" DisplayValidCode="false" DisplayRememberMe="false" RememberMe="true"/>
</div>
</td>
</tr>
</table>
</td>
</tr>
</table>
</form>
</body>
</html>
[ 本帖最后由 tianbian210 于 2011-1-19 16:53 编辑 ]
这个有什么好分析的啊。。。很多东西后台代码里面实现的
无奈