ajax 回调失败，页面不显示，请大家帮小弟我看看
日期：2014-05-17 浏览次数：20713 次
ajax 回调失败，页面不显示，请大家帮我看看
我把工程代码复制到下边，请大家帮我看看。
index.jsp 页面
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<html>
<head>
</head>
<body>
<a href="stuInf.jsp">学生信息</a>
<a href="course.jsp">课程信息</a>
<a href="score.jsp">成绩信息</a>
</body>
</html>
************************************************************
stuInf.jsp 页面
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<%@ taglib uri="/struts-tags" prefix="s" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<style type="text/css">
td
{
width:85px;
border-top:0px;
border-left:0px;
}
</style>
<script type="text/javascript" src="<%=path%>/jquery/jquery-1.8.0.js"></script>
<script type="text/javascript">
<!--
var m;
var pageSum;
var thisPage=1;
$(document).ready(function() {
findAll();
});
function findAll() {
$.ajax({
type:"post",
url:"main/selectStu",
dataType:"json",
success:callBack
});
}
function callBack(data){ // 回调
m=data.listStu;
fenYe(m);
}
function fenYe(m) { // 分页
pageSum=Math.ceil(m.length/5);
var divHtml="";
divHtml+="<form action='main/deleteStu' method='post' id='delete'>";
divHtml+="<table border='2px' align='center'><tr><td>选择</td><td>序号</td><td>学号</td><td>姓名</td><td colspan='2' style='border-right:0px;'>操作</td></tr>";
for(var i=(thisPage-1)*5;i<(thisPage==pageSum?m.length:thisPage*5);i++) {
var temp=m[i];
divHtml+="<tr>";
divHtml+="<td><input type='checkbox'value="+temp.s_id+" name='mapStu["+i+"]'/></td>";
divHtml+="<td>"+(i+1)+"</td>";
divHtml+="<td>"+temp.s_id+"</td>";
divHtml+="<td>"+temp.s_name+"</td>";
divHtml+="<td style='border-right:0px'><a href='main/oneStu?mapStu['s_id']="+temp.s_id+"'>修改</a></td>";
divHtml+="</tr>";
}
divHtml+="<tr><td colspan='5' style='border-right:0px; border-bottom:0px'>";
divHtml+=" <input type='submit' value='删除'>";
divHtml+=" <input type='button' value='首页' name='fristPage' onclick='changePage(this)'>";
divHtml+=" <input type='button' value='上页' name=
我把工程代码复制到下边，请大家帮我看看。
index.jsp 页面
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<html>
<head>
</head>
<body>
<a href="stuInf.jsp">学生信息</a>
<a href="course.jsp">课程信息</a>
<a href="score.jsp">成绩信息</a>
</body>
</html>
************************************************************
stuInf.jsp 页面
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<%@ taglib uri="/struts-tags" prefix="s" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<style type="text/css">
td
{
width:85px;
border-top:0px;
border-left:0px;
}
</style>
<script type="text/javascript" src="<%=path%>/jquery/jquery-1.8.0.js"></script>
<script type="text/javascript">
<!--
var m;
var pageSum;
var thisPage=1;
$(document).ready(function() {
findAll();
});
function findAll() {
$.ajax({
type:"post",
url:"main/selectStu",
dataType:"json",
success:callBack
});
}
function callBack(data){ // 回调
m=data.listStu;
fenYe(m);
}
function fenYe(m) { // 分页
pageSum=Math.ceil(m.length/5);
var divHtml="";
divHtml+="<form action='main/deleteStu' method='post' id='delete'>";
divHtml+="<table border='2px' align='center'><tr><td>选择</td><td>序号</td><td>学号</td><td>姓名</td><td colspan='2' style='border-right:0px;'>操作</td></tr>";
for(var i=(thisPage-1)*5;i<(thisPage==pageSum?m.length:thisPage*5);i++) {
var temp=m[i];
divHtml+="<tr>";
divHtml+="<td><input type='checkbox'value="+temp.s_id+" name='mapStu["+i+"]'/></td>";
divHtml+="<td>"+(i+1)+"</td>";
divHtml+="<td>"+temp.s_id+"</td>";
divHtml+="<td>"+temp.s_name+"</td>";
divHtml+="<td style='border-right:0px'><a href='main/oneStu?mapStu['s_id']="+temp.s_id+"'>修改</a></td>";
divHtml+="</tr>";
}
divHtml+="<tr><td colspan='5' style='border-right:0px; border-bottom:0px'>";
divHtml+=" <input type='submit' value='删除'>";
divHtml+=" <input type='button' value='首页' name='fristPage' onclick='changePage(this)'>";
divHtml+=" <input type='button' value='上页' name=
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