- 我正在编写我的第一个 asp.net 网站
- 在 iPhone Safari 上工作。
我在 default.aspx 正文中的代码:
<div id="pnlLogin" class="panel" selected="true" >
<h2>Login Details</h2>
<form ID="fLogin" runat="server" class="panel" selected="true" >
<fieldset>
<div class="row">
<label>Name</label>
<asp:TextBox id="txtUserName" runat="server" placeholder="Your username" />
</div>
<div class="row">
<label>Password</label>
<asp:TextBox id="txtPassword" textmode="Password" runat="server" placeholder="Your password" />
</div>
</fieldset>
<asp:LinkButton id="btnLogin" class="whiteButton" text="Log me in!" runat="server" onclick="Login_Clicked" />
</form>
</div>
在 default.aspx 的后端 .cs 文件中:
protected void Login_Clicked(object sender, EventArgs e)
{
var username = txtUserName.Text;
var password = txtPassword.Text;
if (username == "masi" && password == "pass")
{
Response.Redirect("ControlPanel.aspx");
}
}
来自 DESKTOP Safari 的完整页面源代码:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head><title>
Cover Plus
</title><meta id="viewport" name="viewport" content="width=device-width, user-scalable=0, initial-scale=1.0" /><link href="iui/iui.css" rel="stylesheet" type="text/css" /><link title="default" href="iui/t/default/default-theme.css" rel="stylesheet" type="text/css" />
<script type="application/x-javascript" src="iui/iui.js"></script>
<link rel="apple-touch-icon" href="img/touch-icon-iphone.png" /><link rel="apple-touch-icon" sizes="72x72" href="img/touch-icon-ipad.png" /><link rel="apple-touch-icon" sizes="114x114" href="img/touch-icon-iphone4.png" /><link rel="apple-touch-startup-image" href="img/startup.png" />
<script type="text/javascript">
function login()
{
var isVerified = Verify();
if (isVerified) {
ident.setAttribute("placeholder", "valid");
}
}
</script>
</head>
<body>
<div class="toolbar">
<h1 id="pageTitle">Login</h1>
</div>
<div id="pnlLogin" class="panel" selected="true" >
<h2>Login Details</h2>
<form method="post" action="Default.aspx" id="fLogin" class="panel" selected="true">
<div class="aspNetHidden">
<input type="hidden" name="__EVENTTARGET" id="__EVENTTARGET" value="" />
<input type="hidden" name="__EVENTARGUMENT" id="__EVENTARGUMENT" value="" />
<input type="hidden" name="__VIEWSTATE" id="__VIEWSTATE" value="/wEPDwUKLTY2NzcyMzEwM2Rk+CbfIXzzsip63MXaBjBxcQhbraDzpmAHkc6FH4cZIiE=" />
</div>
<script type="text/javascript">
//<![CDATA[
var theForm = document.forms['fLogin'];
if (!theForm) {
theForm = document.fLogin;
}
function __doPostBack(eventTarget, eventArgument) {
if (!theForm.onsubmit || (theForm.onsubmit() != false)) {
theForm.__EVENTTARGET.value = eventTarget;
theForm.__EVENTARGUMENT.value = eventArgument;
theForm.submit();
}
}
//]]>
</script>
<div class="aspNetHidden">
<input type="hidden" name="__EVENTVALIDATION" id="__EVENTVALIDATION" value="/wEWBALC/9DxDQKMrfuqAgKOsPfSCQKRnIq9D4GV4RtvQeooslP0bkLhJVOPoPu6Gt6b0rGrW9P8fPbK" />
</div>
<fieldset>
<div class="row">
<label>Name</label>
<input name="ctl00$MainContent$txtUserName" type="text" id="MainContent_txtUserName" placeholder="Your username" />
</div>
<div class="row">
<label>Password</label>
<input name="ctl00$MainContent$txtPassword" type="password" id="MainContent_txtPassword" placeholder="Your password" />
</div>
</fieldset>
<a id="MainContent_btnLogin" class="whiteButton" href="javascript:__doPostBack('ctl00$MainContent$btnLogin','')">Log me in!</a>
</form>
</div>
</body>
</html>
问题 :
它在桌面 safari/chrome 上运行良好,我输入 masi/pass 并按下按钮并转到新页面,但在 iPhone 上它在控制台中给我一个 javascript 错误并且什么也不做。
它说: Javascript:错误未定义 ReferenceError:找不到变量:__doPostBack
我完全不知道该怎么做。
更新 - 解决方案:
我随机删除了我在标题中的一点点javascript(几乎什么也没做),现在它工作正常。