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//Ò»¸öûÓÐʵ¼ÊÒâÒåµÄsocketÁ¬½Ó¶ÔÏó
var socket = 
{
    connect: function(host, port)
    {
        alert('Connecting socket server,host:' + host + ',port:' + port);
    }
};
//Ò»¸ö¼´Ê±Í¨Ñ¶À࣬ÆäÖÐconnect·½·¨»¹½«×÷ΪAJAX»Øµ÷º¯Êý±»µ÷ÓÃ
function classIm()
{
    this.host = '192.168.1.28';
    this.port = '8080';
    this.connect = function(data)
    {
        socket.connect(this.host, this.port);
    };
}
//ʵÀý»¯¼´Ê±Í¨Ñ¶Àà
var IM = new classIm();
//AJAXÇëÇó£¬ÕâÀï¼ÙÉèÒª´ò¿ªsocketÁ¬½ÓÊ×ÏÈҪͨ¹ýWEBµÃÖªÓû§WEBµÇ¼³É¹¦
$.get('CheckWebLogin.aspx', IM.connect);
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ajaxSettings: 
{
    url: location.href,
    global: true,
    type: "GET",
    contentType: "application/x-www-form-urlencoded",
    processData: true,
    async: true
}
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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"& ......

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Employee.cs Code£º
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Secu ......

Ajax¶¯Ì¬¼ÓÔØÄ¿Â¼Ê÷£¨jquery treeview£©

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  //´´½¨XMLHttpRequest¶ÔÏó£¬ÐèÒª¸ù¾ÝIEºÍä¯ÀÀÆ÷ÀàÐÍ´´½¨²»Í¬µÄxhr¶ÔÏó
var xhrobj;
function check()
{
//»ñÈ¡Îı¾¿òµÄÖµ
var username = document.getElementById("username").value;
if(window.XMLHttpRequest)
{
//Õë¶Ôfirefox£¬Mozilla£¬ie7£¬ie8µÈ
xhrobj = new XMLHttpRequest();
/ ......

asp.net mvc ajax Íⲿjs Òì²½µÝ½» formµÄʵÏÖ

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<% using (Ajax.BeginForm("AjaxUpdate", 123, new AjaxOptions {
Confirm = "confirm str", LoadingElementId = "idLoading", UpdateTargetId
= "textEntered", OnSuccess = "validateForm" },new{id="idMyForm"}))
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