jQueryÖеÄAjax¼¸ÖÖÇëÇó·½·¨
jQueryȷʵÊÇÒ»¸öͦºÃµÄÇáÁ¿¼¶µÄJS¿ò¼Ü£¬ÄÜ°ïÖúÎÒÃÇ¿ìËٵĿª·¢JSÓ¦Ó㬲¢ÔÚÒ»¶¨³Ì¶ÈÉϸıäÁËÎÒÃÇдJavaScript´úÂëµÄÏ°¹ß¡£
·Ï»°ÉÙ˵£¬Ö±½Ó½øÈëÕýÌ⣬ÎÒÃÇÏÈÀ´¿´Ò»Ð©¼òµ¥µÄ·½·¨£¬ÕâЩ·½·¨¶¼ÊǶÔjQuery.ajax()½øÐзâ×°ÒÔ·½±ãÎÒÃÇʹÓõķ½·¨£¬µ±È»£¬Èç¹ûÒª´¦Àí¸´ÔÓµÄÂß¼£¬»¹ÊÇÐèÒªÓõ½jQuery.ajax()µÄ(Õâ¸öºóÃæ»á˵µ½).
1. load( url, [data], [callback] ) £ºÔØÈëÔ¶³Ì HTML Îļþ´úÂë²¢²åÈëÖÁ DOM ÖС£
url (String) : ÇëÇóµÄHTMLÒ³µÄURLµØÖ·¡£
data (Map) : (¿ÉÑ¡²ÎÊý) ·¢ËÍÖÁ·þÎñÆ÷µÄ key/value Êý¾Ý¡£
callback (Callback) : (¿ÉÑ¡²ÎÊý) ÇëÇóÍê³Éʱ(²»ÐèÒªÊÇsuccessµÄ)µÄ»Øµ÷º¯Êý¡£
Õâ¸ö·½·¨Ä¬ÈÏʹÓà GET ·½Ê½À´´«µÝµÄ£¬Èç¹û[data]²ÎÊýÓд«µÝÊý¾Ý½øÈ¥£¬¾Í»á×Ô¶¯×ª»»ÎªPOST·½Ê½µÄ¡£jQuery 1.2 ÖУ¬¿ÉÒÔÖ¸¶¨Ñ¡Ôñ·û£¬À´É¸Ñ¡ÔØÈëµÄ HTML Îĵµ£¬DOM Öн«½ö²åÈëɸѡ³öµÄ HTML ´úÂë¡£Óï·¨ÐÎÈç "url #some > selector"¡£
Õâ¸ö·½·¨¿ÉÒԺܷ½±ãµÄ¶¯Ì¬¼ÓÔØһЩHTMLÎļþ£¬ÀýÈç±íµ¥¡£
ʾÀý´úÂ룺
$(".ajax.load").load("[url]http://www.cnblogs.com/QLeelulu/archive/2008/03/30/1130270.html[/url] .post",
function (responseText, textStatus, XMLHttpRequest){
this;//ÔÚÕâÀïthisÖ¸ÏòµÄÊǵ±Ç°µÄDOM¶ÔÏ󣬼´$(".ajax.load")[0]
//alert(responseText);//ÇëÇ󷵻صÄÄÚÈÝ
//alert(textStatus);//ÇëÇó״̬£ºsuccess£¬error
//alert(XMLHttpRequest);//XMLHttpRequest¶ÔÏó
});
ÕâÀォÏÔʾ½á¹û¡£
×¢£º²»ÖªµÀΪʲôURLд¾ø¶Ô·¾¶ÔÚFFÏ»á³ö´í£¬ÖªµÀµÄÂé·³¸æËßÏ¡£ÏÂÃæµÄget()ºÍpost()ʾÀýʹÓõÄÊǾø¶Ô·¾¶£¬ËùÒÔÔÚFFÏÂÄ㽫»á³ö´í²¢²»»á¿´µ½·µ»Ø½á¹û¡£»¹ÓÐget()ºÍpost()ʾÀý¶¼ÊÇ¿çÓòµ÷Óõģ¬·¢ÏÖ´«ÉÏÀ´ºóû°ì·¨»ñÈ¡½á¹û£¬ËùÒÔ°ÑÔËÐа´Å¥È¥µôÁË¡£
2. jQuery.get( url, [data], [callback] )£ºÊ¹ÓÃGET·½Ê½À´½øÐÐÒì²½ÇëÇó
²ÎÊý£º
url (String) : ·¢ËÍÇëÇóµÄURLµØÖ·.
data (Map) : (¿ÉÑ¡) Òª·¢Ë͸ø·þÎñÆ÷µÄÊý¾Ý£¬ÒÔ Key/value µÄ¼üÖµ¶ÔÐÎʽ±íʾ£¬»á×öΪQueryString¸½¼Óµ½ÇëÇóURLÖС£
callback (Function) : (¿ÉÑ¡) ÔØÈë³É¹¦Ê±»Øµ÷º¯Êý(Ö»Óе±ResponseµÄ·µ»Ø״̬ÊÇsuccess²ÅÊǵ÷Óø÷½·¨)¡£
ÕâÊÇÒ»¸ö¼òµ¥µÄ GET ÇëÇó¹¦ÄÜÒÔÈ¡´ú¸´ÔÓ $.ajax ¡£ÇëÇó³É¹¦Ê±¿Éµ÷Óûص÷º¯Êý¡£Èç¹ûÐèÒªÔÚ³ö´íʱִÐк¯Êý£¬ÇëʹÓà $.ajax¡£Ê¾Àý´úÂ룺
$.get("./Ajax.aspx", {Action:"get",Name:"lul
Ïà¹ØÎĵµ£º
ScriptManager.RegisterStartupScript(p1, this.GetType(), "click", "alert('ok')", true);//p1ÊÇupdatepanelµÄid
ScriptManager.RegisterStartupScript(p1, this.GetType(), "click", "alert('ok')", true);//p1ÊÇupdatepanelµÄid
......
ÕâÁ½Ìì¸Õ½â¾öÁËajax¶àä¯ÀÀÆ÷¼æÈݵÄÎÊÌ⣬Ö÷Òª¾ÍÕë¶ÔFirefoxµÄ£¬¿ªÊ¼»¹ÒÔΪFirefox²»Ö§³ÖajaxÄØ£¨±ðЦÎÒѽ£¬²»ÔõôÁ˽âFirefoxҲûÓùý£¬ºÇºÇ£©£¬¶à¿÷¿´ÁËÏÂÃæµÄÎÄÕ²ÅÈÃÎÒÁ˽âajaxµÄÊÊÓ÷¶Î§¡£ÆäʵֻҪ·ûºÏw3cµÄ±ê×¼¾Í¿ÉÒÔÔÚFirefoxµÈÕâЩä¯ÀÀÆ÷ÉÏÕý³£ÏÔʾ£¬ËùÒÔ»¹ÊÇÓ¦¸ÃºÃºÃÁ˽âÒ»ÏÂw3cµÄ±ê×¼¹æÔòѽ¡£²»¹ýÒª½ ......
1.XMLHttpRequest¶ÔÏó
open("method","URL""[,asyncFlag[,"userName"[, "password"]]])
½¨Á¢¶Ô·þÎñÆ÷µÄ·ÃÎÊ¡£ÆäÖÐmethod²ÎÊý¿ÉÒÔʹÓÃGET¡¢POST¼°PUT£¬URL²ÎÊý¼È¿ÉÒÔʹÓþø¶ÔµØÖ·£¬Ò²¿ÉÒÔʹÓÃÏà¶ÔµØÖ·£¬´ËÍ⻹°üÀ¨Ó뽨Á¢Á¬½ÓÏà¹ØµÄÈý¸ö²ÎÊý
&nbs ......
AJAXÊÇweb20µÄ»ùʯ£¬ÏÖÔÚÍøÉÏÁ÷Ðм¸ÖÖ¿ªÔ´µÄAJAX¿ò¼Ü£¬±ÈÈ磺jQuery,Mootools,Dojo,Ext JSµÈµÈ£¬ÄÇôÎÒÃǵ½µ×ÔÚʲôÇé¿öϸÃʹÓÃÄǸö¿ò¼Ü£¿ÒÔÏÂÊÇÒ»×éÕª³µÄÊý¾Ý£º
AjaxianÔÚ2007Äêµ×¶ÔAjax¹¤¾ß½øÐÐÁ˵÷ ......
½áÂÛ£º
jquery 1.3.2 ajax¶Ô±àÂëÎÊÌâ½øÐйý²¿·Ö(¼ûºóÃæ²¹³ä1 )´¦Àí£¬½â¾ö·½°¸ÒÔjspΪÀý×Ó£º
ajaxÌá½»Êý¾Ý¸øjsp£ºajaxËùÔÚÒ³ÃæÎÞÈκÎÒªÇó£¬jspÒ³ÃæÐè×÷Á½·½Ãæ´¦Àí¡£
1.<%@page contentType="application/json" pageEncoding="UTF-8"%>»ò<%@page contentType="application/json" pageEncoding ......