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

ajaxµÄÁбíÁª¶¯Ê¾Àý

ajaxµÄÁбíÁª¶¯Ê¾Àý
1¡¢  ÊäÈëÓò£º
ÇëÑ¡ÔñÊ¡£º
    <select id="sel1" onchange="return choose(this);">
        <option value="">--ÇëÑ¡Ôñ--</option>
        <option value="1">ºþÄÏÊ¡</option>
        <option value="2">ºþ±±Ê¡</option>
    </select>
    &nbsp;&nbsp;
    ÇëÑ¡ÔñÊУº
    <select id="sel2">
        <option value="">--ÇëÑ¡Ôñ--</option>
    </select>
 
2¡¢  JavaScript½Å±¾£º
    var xmlHttp;
    //´´½¨XMLHttpRequest¶ÔÏó
    function createXMLHttpRequest() {
       if(window.ActiveXObject) {
           xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
       } else if (window.XMLHttpRequest) {
           xmlHttp = new XMLHttpReuqest();
       }
    }
    //Ñ¡ÔñÏÂÁÐÁбíÖеÄÖµ
    function choose(obj) {
       var province = obj.value;
       createXMLHttpRequest();
       xmlHttp.onreadystatechange = process;
       xmlHttp.open("GET", "SelProvince?province=" + province);
       xmlHttp.send(null);
    }
   
    //ÓÃÀ´´¦Àí״̬¸Ä±äµÄº¯Êý
    function process() {
       //¶¨ÒåÒ»¸ö±äÁ¿ÓÃÓÚ´æ·Å´Ó·þÎñÆ÷·µ»ØµÄÏìÓ¦½á¹û
       var result;
       if(xmlHttp.readyState == 4) { //Èç¹ûÏìÓ¦Íê³É
 &


Ïà¹ØÎĵµ£º

10¸ö·Ç³£°ôµÄAjax¼°JavascriptʵÀý×ÊÔ´ÍøÕ¾

1.Ajax Rain
¡¡¡¡AjaxRainÓкܶàÍêÃÀÕûºÏAJAX, CSS, DHTML »ò JavascriptµÄʵÀý£¬ÓÐһЩDemoµÄÈ·ÖµµÃÄãÈ¥¿´Ò»¿´£¬¼´Ê¹Äã²»ÊÇÍøÒ³Éè¼Æ(¿ª·¢)ʦ¡£
Ajax/JavascriptʵÀý:
 EXT JS Date Picker
 jQuery Feed Menu
 jGrowl
 FastFind Menu – Jquery
 Spiffy Accordion
2.Ajax Daddy
¡¡¡ ......

AjaxÑéÖ¤Óû§ÃûÊÇ·ñ´æÔÚ

<script language="javascript" type="text/javascript">
        var xmlHttp = null;
        function CreateXMLHttp()
        {
           ......

ajaxÓëjsp »ñµÃ¿Õxml½â¾ö·½·¨


AjaxºÍjspµÄ¹ÖÏÖÏó     
Èç¹ûÓÃAjaxÈ¥ÇëÇóÒ»¸öjspÒ³Ãæ£¬¸ÃjspÒ³Ãæ·µ»ØµÄÊÇxml£¨response.setContentType("text/xml; charset=GB2312");£©£¬²¢ÇÒ¸Ãjsp°üº¬ÏÂÃæÕâЩͷ@pageÖ¸ÁîµÄ»°£¬ÔòÔÚ¿Í»§¶Ëxml=XMLHttpRequest.responseXMLµÃµ½µÄÊÇÒ»¸ö²»°üº¬ÈÎÎñ¶«Î÷µÄxml¶ÔÏ󣬼´xml.childNodes.length½«»áÊÇ0. ......

Java Web»ù´¡£ºµÚ¶þÊ®¶þ½² Ajax½»»¥¼òµ¥ÊµÀý

±¾ÎÄÄÚÈÝÕª×Ô£º¡¶Java Web¿ª·¢½Ì³Ì——ÈëÃÅÓëÌá¸ßƪ£¨JSP+Servlet£©¡·
ÏÂÃæÒÔ×¢²á¹ý³ÌÖÐÓû§ÃûÊÇ·ñ´æÔÚµÄÑé֤ΪÀý½éÉÜAJAXµÄÓ¦Óá£
¹¦ÄÜÃèÊö£ºÓû§×¢²áµÄÓû§Ãû²»ÔÊÐíÖØ¸´£¬ËùÒÔÔÚÓû§ÌύʱºòÐèÒªÅжϡ£ÎªÁËÈÃÓû§ÔçÖªµÀ½á¹û£¬ÔÚÓû§ÊäÈëÓû§ÃûÖ®ºó¾ÍÓ¦¸Ã½øÐÐÅжϣ¬¿ÉÒÔ²ÉÓÃAJAX½øÐд¦Àí¡£
¼ÙÉ裺ΪÁ˼ò»¯´ú ......

Ajax Loading½ø¶ÈÌõgifÔÚÏßÉú³ÉÍøÕ¾Preloaders.net


ÔÚÕâ¸ö±»Ajax¼¼ÊõͳÖεĻ¥ÁªÍøÊ±´ú£¬ºÜ¶àAjax³ÌÐò¶¼»áÔÚÒì²½¶ÁÈ¡Êý¾ÝµÄͬʱ£¬ÏÔʾһ¸öÕýÔÚ¶ÁÈ¡»òLoadingµÄ¶¯»­£¬½ñÌì±òGoÒªÏò´ó¼Ò
ÍÆ¼öÒ»¸öÔÚÏßÉú³ÉLoadingÔ¤ÔØ¶¯»­GifͼƬµÄÍøÕ¾£¬Ëü²»µ«ÌṩÁ˳¬¶àµÄLoading¶¯»­Ñùʽ¹©ÄãÑ¡Ôñ£¬¶øÇÒÄ㻹¿ÉÒÔ×Ô¶¨Òå³ß´ç¡¢ÑÕÉ«µÈ²ÎÊý£¬¿É
ν·½±ãµ½¼Ò£¬×î×îÖØÒªµÄÊÇ£¬PreLoaders.net
Ìṩ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ