Solved

radiobuttonlist find selected index

Posted on 2013-01-11
2
271 Views
Last Modified: 2013-01-11
Hello,
I would like to find the selected index of Radiobuttonlist. How is best to do that?

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
      <script type="text/javascript">
            function MyTest() {
                  //Find selected index of ListBox1
            }
      </script>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    <asp:RadioButtonList ID="ListBox1" runat="server">
            <asp:ListItem Text="One"></asp:ListItem>
            <asp:ListItem Text="Two" Selected="True"></asp:ListItem>
            <asp:ListItem Text="Three"></asp:ListItem>
    </asp:RadioButtonList>
            <br />
            <br />
            <asp:Button ID="btn1" runat="server" OnClientClick="MyTest()" Text="Test" />
    </div>
    </form>
</body>
</html>
0
Comment
Question by:johnkainn
[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
2 Comments
 
LVL 33

Expert Comment

by:Big Monty
ID: 38768535
function getCheckedRadio() {
      var radioButtons = document.getElementsByName("<%=ListBox1.ClientID%>");
      for (var x = 0; x < radioButtons.length; x ++) {
        if (radioButtons[x].checked) {
          alert("You checked " + radioButtons[x].id);
        }
      }
    }
0
 
LVL 82

Accepted Solution

by:
leakim971 earned 500 total points
ID: 38768541
Test page : http://jsfiddle.net/LpruQ/1/
        function MyTest() {
            var ListBox1 = document.getElementById("ListBox1")
            var ListItems = ListBox1.getElementsByTagName("input");
            for (var i = 0; i < ListItems.length; i++) if (ListItems[i].checked) break;
            alert(ListItems[i].value);
            return false;
        }

Open in new window

0

Featured Post

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!

Question has a verified solution.

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

In Part 1 (http://www.experts-exchange.com/Programming/Languages/Scripting/JavaScript/A_7849-Hex-Maze.html) we covered the hexagonal maze basics -- how the cells are represented in a JavaScript array and how the maze is displayed.  In this part, we'…
This article discusses how to create an extensible mechanism for linked drop downs.
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…

726 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