?
Solved

sort json string

Posted on 2011-09-05
7
Medium Priority
?
487 Views
Last Modified: 2012-06-27
how to sort the json string accordingly for the below example ?
 
<!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 runat="server">
    <title></title>
    <script>
    function srtodr()
        {
            var testString = "{ 'a':[ { 'Name':'Atest2','Age':'30','Date':'02/08/1988'}, { 'Name':'Zambort','Age':'25','Date':'30/10/1975'}, { 'Name':'Setest','Age':'41','Date':'24/12/1982'} ]} ";
            var oJSON = eval("(" + testString + ")");
            for (var i = 0; i < oJSON.a.length; i++)
            {
                conc.innerHTML = conc.innerHTML + "Name = " + oJSON.a[i].Name;
                conc.innerHTML = conc.innerHTML + " Age = " + oJSON.a[i].Age;
                conc.innerHTML = conc.innerHTML + " Date = " + oJSON.a[i].Date;
                conc.innerHTML = conc.innerHTML + "<br/>";
            }             
        }
    
    </script>
</head>
<body onload="srtodr()">
    <form id="form1" runat="server">
    <div id="conc"></div>
    <div>
      <a href="javascript:void(0)" onclick="srtodr()"> Sort Name </a> ||
       <a href="javascript:void(0)" onclick="srtodr()">Sort Age </a> ||
       <a href="javascript:void(0)" onclick="srtodr()">Sort Date </a> 
    </div>
    </form>
</body>
</html>

Open in new window

0
Comment
Question by:Rajar Ahmed
[X]
Welcome to Experts Exchange

Add your voice to the tech community where 5M+ people just like you are talking about what matters.

  • Help others & share knowledge
  • Earn cash & points
  • Learn & ask questions
  • 4
  • 3
7 Comments
 
LVL 63

Accepted Solution

by:
Zvonko earned 2000 total points
ID: 36484907
Here you go:
<!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 runat="server">
    <title>Zvonko &#42;</title>
    <script>
    function srtodr(sFunc)
        {
            var testString = "{ 'a':[ { 'Name':'Atest2','Age':'30','Date':'02/08/1988'}, { 'Name':'Zambort','Age':'25','Date':'30/10/1975'}, { 'Name':'Setest','Age':'41','Date':'24/12/1982'} ]} ";
            var oJSON = eval("(" + testString + ")");
			conc.innerHTML = "";
			oJSON.a.sort(sFunc);
            for (var i = 0; i < oJSON.a.length; i++)
            {
                conc.innerHTML = conc.innerHTML + "Name = " + oJSON.a[i].Name;
                conc.innerHTML = conc.innerHTML + " Age = " + oJSON.a[i].Age;
                conc.innerHTML = conc.innerHTML + " Date = " + oJSON.a[i].Date;
                conc.innerHTML = conc.innerHTML + "<br/>";
            }             
        }
	function sortName(a,b){
	  if(a.Name>b.Name) return 1;
	  if(a.Name<b.Name) return -1;
	  return 0;
	}
	function sortAge(a,b){
	  return (a.Age*1)-(b.Age*1)
	}
	function sortDate(a,b){
	  var aDate = a.Date.split('/');
	  var bDate = b.Date.split('/');
	  aDate = new Date(aDate[2],aDate[1],aDate[0]);
	  bDate = new Date(bDate[2],bDate[1],bDate[0]);
	  return aDate.getTime()-bDate.getTime();
	}
	
    
    </script>
</head>
<body onload="srtodr(sortName)">
    <form id="form1" runat="server">
    <div id="conc"></div>
    <div>
      <a href="javascript:void(0)" onclick="srtodr(sortName)"> Sort Name </a> ||
       <a href="javascript:void(0)" onclick="srtodr(sortAge)">Sort Age </a> ||
       <a href="javascript:void(0)" onclick="srtodr(sortDate)">Sort Date </a> 
    </div>
    </form>
</body>
</html>

Open in new window

0
 
LVL 18

Author Comment

by:Rajar Ahmed
ID: 36484964
almost , but its not changing to descending if d order is asc and vice versa .
0
 
LVL 63

Expert Comment

by:Zvonko
ID: 36485059
That is an Example and the rest is your job.

Try to read the example and you will get the solution on your own which is much more worth then cut'n paste  my code.
0
Industry Leaders: We Want Your Opinion!

We value your feedback.

Take our survey and automatically be enter to win anyone of the following:
Yeti Cooler, Amazon eGift Card, and Movie eGift Card!

 
LVL 63

Expert Comment

by:Zvonko
ID: 36485091
Here a version from 2005: http:Q_21425003.html
0
 
LVL 18

Author Closing Comment

by:Rajar Ahmed
ID: 36485098
thanks for ur wonderfull code.
i can play  with some filters using this
oJSON.a.reverse();
Hope it will work ..
Meeran03
0
 
LVL 63

Expert Comment

by:Zvonko
ID: 36485145
Can you open a new Question for the sorting direction?
0
 
LVL 18

Author Comment

by:Rajar Ahmed
ID: 36489597
0

Featured Post

Optimize your web performance

What's in the eBook?
- Full list of reasons for poor performance
- Ultimate measures to speed things up
- Primary web monitoring types
- KPIs you should be monitoring in order to increase your ROI

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

Introduction JSON is an acronym for JavaScript Object Notation.  It is a text-string data transport mechanism, capable of representing simple or complex data structures in a consistent and easy-to-read manner.  Similar in concept to XML, but more e…
This article discusses how to implement server side field validation and display customized error messages to the client.
The viewer will learn the basics of jQuery, including how to invoke it on a web page. Reference your jQuery libraries: (CODE) Include your new external js/jQuery file: (CODE) Write your first lines of code to setup your site for jQuery.: (CODE)
The viewer will learn the basics of jQuery including how to code hide show and toggles. Reference your jQuery libraries: (CODE) Include your new external js/jQuery file: (CODE) Write your first lines of code to setup your site for jQuery…
Suggested Courses

770 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question