Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

ajaxʵÏÖgoogle/baiduÊäÈëÌáʾ¿ò

var http_request;
    function find(txt) {
        http_request = new ActiveXObject("Microsoft.XMLHTTP");
        http_request.onreadystatechange = function() {
            if (http_request.readyState == 4) {
                if (http_request.status == 200) {
                    var inputTxt = txt;
                    var xml = http_request.responseXML;
                    if (document.all.mydiv != undefined) {
                        document.all.mydiv.removeNode(true);
                    }
                    var list = xml.selectNodes("keys/key");
                    if (list.length > 0) {
                        var mydiv = document.createElement("div");
                        mydiv.id = "mydiv";
                        my


Ïà¹ØÎĵµ£º

Ajax£ºÓµ±§JSON£¬ÈÃXML×ß¿ª


Ajax(Asynchronous JavaScript and XML)˵µ½µ×¾ÍÊÇÒ»ÖÖä¯ÀÀÆ÷Òì²½¶ÁÈ¡·þÎñÆ÷ÉÏXMLÄÚÈݵļ¼Êõ¡£ÏÖÔڵļ¼Êõ·²ÊǸúXML³¶ÉϹØÏµ£¬ÔÙ¼ÓÉϸö¸ÅÄî×ö»Ï×Ó£¬¾ÍÏñ½ð×°ÁËÒ»Ñù£¬×§µÃ²»ÐС£ÃÅÍâ µÄÈË¿´µÃºÜÊÇÈÈÄÖ£¬ÃÅÀïµÄÈËÒ¡Ò¡Í·²»ÍâÈçÊÇ¡£XMLÄØ£¬¿çƽ̨µÄг±ÓïÑÔ£¿ÆäʵXML£½TXT¡£
XMLÖ»ÊÇ·ûºÏºÜ¶à¹æ·¶µÄÎı¾¡£Ëü±¾Éíʲô¶¼²»ÊÇ£¬Ö ......

[AJAX]AJAXPro2ʹÓÃ

Ò».AjaxProµÄʹÓÃ
1.ÔÚÏîÄ¿ÖÐÌí¼ÓÒýÓã¬ä¯ÀÀÕÒµ½AjaxPro.2.dllÎļþ
2.ÔÚWeb.configÖеÄsystem.webÀïÃæÐ´ÈëÒÔÏ´úÂë
</configuration>
<system.web>
<httpHandlers>
<add verb="*" path="*.ashx" type="AjaxPro.AjaxHandlerFactory,AjaxPro.2"/>
</httpHandlers>
</system.web> ......

·Â°Ù¶ÈajaxËÑË÷Ìáʾ£¨jsp£©

<%@ page language="java" import="java.util.*" pageEncoding="GB2312"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <title>index</title>
<meta http-equiv="pragma" content="no-cache"&g ......

Ajaxʵʱ»ñÈ¡ÐÅÏ¢

AjaxµÄIE»º´æÎÊÌ⣬»áÔì³ÉÓÃopenʱÓÃget·½·¨²»ÄÜÖØ¸´Ìá½»,µ¼Ö»ñÈ¡²»µ½ÊµÊ±µÄÐÅÏ¢¡£½â¾öµÄ°ì·¨ÓÐÒÔϼ¸ÖÖ£º 
1.¿Í»§¶ËÔÚurlºóÌí¼ÓËæ»úÊý. 
new Date().getTime()»òÕßMath.Random() 
»òÕßËÍÇëÇóǰ¼ÓÉÏ 
XMLHttpRequest.setRequestHeader("If-Modified-Since","0") 
2.»òÕßÓÃpost·½·¨Ìá½»  ......

Ajax»ù´¡

1£ºAjax¿ÉÒÔͨ¹ýJavaScriptµÄXMLHttpRequest¶ÔÏóÓë·þÎñÆ÷½øÐÐͨÐÅ£¬Í¨¹ýXMLHttpRequest£¬JavaScript¿ÉÒÔÔÚ²»ÖØÔØÒ³ÃæµÄÇé¿öÏÂÓë·þÎñÆ÷½øÐÐͨÐÅ¡£
 
2£ºXMLHttpRequest ä¯ÀÀÆ÷Ö§³Ö
 
<script type="text/javascript">
function ajaxFunction()
{
var xmlHttp;
try
    {
xmlHtt ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ