ajax 处理异步刷新中出现的异常
Default3.aspx Code:
<%@Page Language="C#" AutoEventWireup="true" CodeFile="Default3.aspx.cs" Inherits="Default3" %>
<!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 runat="server">
<title>无标题页</title>
</head>
<body>
<form id="form1" runat="server">
<asp:ScriptManager runat=server ID="scriptmanager"
onasyncpostbackerror="scriptmanager_AsyncPostBackError"></asp:ScriptManager>
<asp:UpdatePanel ID="up" runat=server>
<ContentTemplate>
<asp:Button runat=server Text="button" onclick="Unnamed1_Click" />
</ContentTemplate>
</asp:UpdatePanel>
<div id="errormessage"></div>
<mce:script language=javascript type="text/javascript"><!--
Sys.WebForms.PageRequestManager.getInstance().add_endRequest(
function(sender,e)
{
e.set_errorHandled(true);
$get("errormessage").innerHTML=e.get_error().message;
window.setTimeout(function(){$get("errormessage").innerHTML=""},3000);
}
);
// --></mce:script>
</form>
</body>
</html>
Default3.aspx .cs Code:
using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
public partial class Default3 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Unnamed1_Click(object sender, EventArgs e)
{
throw new Exception("未知异常发生!");
}
protected void scriptmanager_AsyncPostBackError(object sender, AsyncPostBackErrorEventArgs e)
{
Scrip
相关文档:
load(url[,data][,callback])------------->通常用来从WEB服务器上获取静态的数据文件
url: string类型 请求HTML页面的URL地址
data(可选): object 发送至服务器的key/value数据
callback(可选):function 请求完成时回调函数
例子:
主页面代码:
<style type="text/css">
* { margin:0; padding ......
请求方式,分为GET与POST:
GET
最为常见的HTTP请求,普通上网浏览页面就是GET。GET方式的参数请求直接跟在URL后,以问号开始。(JS中用window.location.search获得)。参数可以用encodeURIComponent进行编码,使用方式:
var EnParam = encodeURIComponent(param);
URL只支持大约2K的长度,即2 ......
var Ajax = new Object;
Ajax.Sysch = function(url) {
var req;
var result = "";
//document .write ("hello")
if (window.XMLHttpRequest) {
//代码段1
// 非IE浏览器
req = new XMLHttpRequest();
//alert(req);
//req.setReque ......
数据表words结构
CREATE TABLE `words` ( & ......
完全适用ASP.NET的认证机制
–可以使用FormsAuthentication
•WebService方法可以操作Cookie
–Impersonation
–PrincipalPermission
WebService7.cs Code
using System;
using System.Web;
using System.Collections;
using System.Web.Services;
using System.Web.Services.Protocols;
usi ......