How can I know which radio button is selected via jQuery?

jQuery Web Development Front End Technology

The jQuery: checked selector can be used in conjugation with the val() to find the value of certain radio button as,

$('input[name=radioName]:checked').val()

In your query this can be implemented as −

Example

Live Demo

<html>
<head>
   <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
   <script type="text/javascript">
      $(document).ready(function() {
         $("input[type='button']").click(function() {
            var radioValue = $("input[name='q1']:checked").val();
            if(radioValue) {
               alert("You select - " + radioValue);
            }
         });
      });
   </script>
</head>
<body>
   <form action="">
   Select a number:<br>
      <input type="radio" name="q1" value="1">1
      <input type="radio" name="q1" value="2">2
      <input type="radio" name="q1" value="3">3
   </form>
<p><input type="button" value="submit"></p>
</body>
</html>

Arnab Chakraborty

Published on 01-Oct-2018 07:41:15

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