ajax jsp¶þ¼¶Áª¶¯ÏÂÀ¿ò select¿ò
//==================>¡¾index.jsp¡¿===============================
<%@page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<% String path=request.getContextPath(); %>
<%@page import="com.sinoest.dfrf.orm.pojo.Mainmenu"%>
<%@page import="com.sinoest.dfrf.orm.pojo.Menucontent"%>
<% List<Mainmenu> mmlist = (List<Mainmenu>)request.getAttribute("mmList");
if(mmlist==null){ mmlist=new ArrayList(); } %>
<% List<Menucontent> mclist = (List<Menucontent>)request.getAttribute("mcList");
if(mclist==null){ mclist=new ArrayList(); } %>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>¶þ¼¶²Ëµ¥</title>
<script type="text/javascript">
var req;
window.onload=function()
{//Ò³Ãæ¼ÓÔØÊ±µÄº¯Êý
}
function Change_Select(){//µ±µÚÒ»¸öÏÂÀ¿òµÄÑ¡Ïî·¢Éú¸Ä±äʱµ÷Óøú¯Êý
var province = document.getElementById('province').value;
var url = "select?id="+ escape(province);
if(window.XMLHttpRequest){
req = new XMLHttpRequest();
}else if(window.ActiveXObject){
req = new ActiveXObject("Microsoft.XMLHTTP");
}
if(req){
req.open("GET",url,true);
//Ö¸¶¨»Øµ÷º¯ÊýΪcallback
req.onreadystatechange = callback;
req.send(null);
 
Ïà¹ØÎĵµ£º
ÏÂÃæµÄÊÇÒ»¸öÔËÐÐЧ¹û£º
·þÎñÆ÷»·¾³±äÁ¿
¹¦ÄܼòÊö
localhost¡¡
·þÎñÆ÷µÄÓòÃû
192.168.0.5¡¡
·þÎñÆ÷µÄIPµØÖ·
Windows XP¡¡
·þÎñÆ÷²Ù×÷ϵͳ
1.6.0¡¡
·þÎñÆ÷ Java ÐéÄâ»ú°æ±¾
2.5¡¡
·þÎñÆ÷Ö§³ÖµÄ Servlet API °æ±¾
2.1¡¡
·þÎñÆ÷Ö§³ÖµÄ JSP API °æ±¾
Apache Tomcat/6.0.16¡¡
·þÎñÆ÷Èí¼þµÄÃû³Æ¼°°æ±¾(½ ......
ÔÚÒ»¸öÏîÄ¿Öзּ¶Ñ¡ÔñÐÐÕþÇø»®Ê±Óõ½AJAX½øÐÐÎÞˢм¶Áª£¬ÎÒÔÚÒ³ÃæÖбàÂëÓõÄÊÇUTF-8£¬×ÜÊDZ¨½Å±¾´íÎó£¬
ÎÒ°ÑÒ³Ãæ±àÂë»»³ÉGBKÓÖÊÇÕý³£µÄ£¬ºóÀ´ÔÚÍøÉÏËÑË÷ÁËһϣ¬ÔÚÒýÈëJSʱ¼ÓÈë±àÂë¾Í¿ÉÒÔÁË£¬ÈçÏ£º
<script language="Javascript" src="js/jquery.js" charset="gb2312"></script> ......
ÕªÒª£ºËäÈ»session»úÖÆÔÚwebÓ¦ÓóÌÐòÖб»²ÉÓÃÒѾºÜ³¤Ê±¼äÁË£¬µ«ÊÇÈÔÈ»ÓкܶàÈ˲»Çå³þsession»úÖÆµÄ±¾ÖÊ£¬ÒÔÖÁ²»ÄÜÕýÈ·µÄÓ¦ÓÃÕâÒ»¼¼Êõ¡£±¾ÎĽ«ÏêϸÌÖÂÛsessionµÄ¹¤×÷»úÖÆ²¢ÇÒ¶ÔÔÚJava web applicationÖÐÓ¦ÓÃsession»úÖÆÊ±³£¼ûµÄÎÊÌâ×÷³ö½â´ð¡£
Ŀ¼£º
Ò»¡¢ÊõÓïsession
¶þ¡¢HTTPÐÒéÓë״̬±£³Ö
Èý¡¢Àí½âcookie» ......