<%@ page contentType="text/html;charset=GBK"%>

<script type="text/javascript" src="jquery-1.3.2.min.js"></script>

<form id="ajaxFrm" >

<div id="ajaxDiv"></div>

<input type="button" onClick="doFind();" value="调用一下ajax" >

function doFind(){

$.ajax({

cache: false,

type: "POST",

url:"ajax.jsp", //把表单数据发送到ajax.jsp

data:$('#ajaxFrm').serialize(), //要发送的是ajaxFrm表单中的数据

async: false,

error: function(request) {

alert("发送请求失败！");

},

success: function(data) {

$("#ajaxDiv").html(data); //将返回的结果显示到ajaxDiv中

}

});

}

<%@ page contentType="text/html;charset=GBK"%>

<%

String userName = request.getParameter("UserName");

if(userName!=null){

userName = new String(userName.getBytes("ISO-8859-1"), "utf-8");//解决乱码的问题

}

String returnString = "";

returnString="你好，" + userName;

out.print(returnString);

%>

var clientTel = $("#clientTel").val(); 
var activityId = $("#activityId").val(); 
$.ajax({ 
type : "post",//发送方式 
url : "/arweb/reserve/saveCode.action",// 路径 
data : "clientTel="+clientTel+"&activityId="+activityId , 
success: function(text){$("#randomCode").val(text);}, 
error: function(text) {alert("对不起,用户ID不存在,请输入正确的用户ID");} 
}); 

HttpServletResponse res = ServletActionContext.getResponse(); 
res.reset(); 
res.setContentType("text/html;charset=utf-8"); 
PrintWriter pw = res.getWriter(); 
pw.print(random); 
pw.flush(); 
pw.close();