使用JQuery解析、处理JSON数据（应用在课程表） 

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>

<script type="text/javascript" src="jquery-1.7.2.min.js"></script>
<script type="text/javascript">
    
var DataSource = [
                    {"weekday":1,"course":[
                        {"courseId":1,"courseName":"语文","pointName":1},
                        {"courseId":2,"courseName":"英语","pointName":2},
                        {"courseId":3,"courseName":"数学","pointName":3},
                        {"courseId":4,"courseName":"自习","pointName":4},
                        {"courseId":1,"courseName":"语文","pointName":5},
                        {"courseId":2,"courseName":"英语","pointName":6},
                        {"courseId":3,"courseName":"数学","pointName":7},
                        {"courseId":4,"courseName":"自习","pointName":8}                     
                    ]},
                    {"weekday":2,"course":[
                        {"courseId":2,"courseName":"英语","pointName":1},
                        {"courseId":1,"courseName":"语文","pointName":2},
                        {"courseId":3,"courseName":"数学","pointName":3},
                        {"courseId":4,"courseName":"自习","pointName":4},
                        {"courseId":-1,"courseName":"不安排课程","pointName":5},
                        {"courseId":2,"courseName":"英语","pointName":6},
                        {"courseId":3,"courseName":"数学","pointName":7},
                        {"courseId":4,"courseName":"自习","pointName":8}             
                    ]},
                    {"weekday":3,"course":[
                        {"courseId":3,"courseName":"数学","pointName":1},
                        {"courseId":2,"courseName":"英语","pointName":2},
                        {"courseId":3,"courseName":"数学","pointName":3},
                        {"courseId":4,"courseName":"自习","pointName":4},
                        {"courseId":1,"courseName":"语文","pointName":5},
                        {"courseId":2,"courseName":"英语","pointName":6},
                        {"courseId":3,"courseName":"数学","pointName":7},
                        {"courseId":4,"courseName":"自习","pointName":8}             
                    ]},
                    {"weekday":4,"course":[
                        {"courseId":1,"courseName":"语文","pointName":1},
                        {"courseId":2,"courseName":"英语","pointName":2},
                        {"courseId":3,"courseName":"数学","pointName":3},
                        {"courseId":4,"courseName":"自习","pointName":4},
                        {"courseId":1,"courseName":"语文","pointName":5},
                        {"courseId":2,"courseName":"英语","pointName":6},
                        {"courseId":3,"courseName":"数学","pointName":7},
                        {"courseId":4,"courseName":"自习","pointName":8}             
                    ]},
                    {"weekday":5,"course":[
                        {"courseId":1,"courseName":"语文","pointName":1},
                        {"courseId":2,"courseName":"英语","pointName":2},
                        {"courseId":3,"courseName":"数学","pointName":3},
                        {"courseId":4,"courseName":"自习","pointName":4},
                        {"courseId":1,"courseName":"语文","pointName":5},
                        {"courseId":2,"courseName":"英语","pointName":6},
                        {"courseId":3,"courseName":"数学","pointName":7},
                        {"courseId":4,"courseName":"自习","pointName":8}             
                    ]},
                    {"weekday":6,"course":[
                        {"courseId":1,"courseName":"语文","pointName":1},
                        {"courseId":2,"courseName":"英语","pointName":2},
                        {"courseId":3,"courseName":"数学","pointName":3},
                        {"courseId":4,"courseName":"自习","pointName":4},
                        {"courseId":1,"courseName":"语文","pointName":5},
                        {"courseId":2,"courseName":"英语","pointName":6},
                        {"courseId":3,"courseName":"数学","pointName":7},
                        {"courseId":4,"courseName":"自习","pointName":8}         
                    ]}
            
            ];    
/**********************************************************************************************************************/
//查询周六第8节课
var v_weekday=6;
var v_pointName=8;

$.each(DataSource,function(item) 
{
    if(DataSource[item].weekday==v_weekday)
    {        
        $.each(DataSource[item].course,function(o) 
            {
                if(DataSource[item].course[o].pointName==v_pointName)
                {
                    console.log(DataSource[item].course[o]); 
                    return;
                }
            });
        return;
    }
});
/**********************************************************************************************************************/
//添加周六第9节自习课程
var o = new Object();
o.courseId = 4;
o.courseName ="自习";
o.pointName =9;

$.each(DataSource,function(item) {
    if(DataSource[item].weekday==v_weekday)
        {
            DataSource[item].course.push(o); 
            return;
        }
    });

//输出添加完成的结果
console.log(DataSource);
/**********************************************************************************************************************/
//删除一条数据    
$.each(DataSource,function(item) 
{
    if(DataSource[item].weekday==v_weekday)
        {
            for (var i = 0; i < DataSource[item].course.length; i++) 
            {
                var c = DataSource[item].course[i];
                if (c.pointName == v_pointName) 
                {
                    DataSource[item].course.splice(i, 1);
                }
            }            
            return;
        }
});
console.log(DataSource);
/**********************************************************************************************************************/
</script>
</head>

<body>
    
</body>
</html>

 

posted @ 2015-02-05 12:31  糖豆爸爸  阅读(838)  评论(0)    收藏  举报
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