Javascript increment counter if correct radio button is clicked

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how is it possible with javascript to increment counter if correct radio button is clicked

What I have tried:

used javascript to display the value of selected radio button would want the counter to increment if correct button is clicked

Posted 28-Dec-17 2:35am

four systems

Updated 28-Dec-17 3:13am

v3

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[no name] 28-Dec-17 8:56am

Google can provide you the samples of code...

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Karthik_Mahalingam · Answer 1 · 2017-12-28T03:13:00

try this, solution based on your previous question

<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>C S</title>
    <script src="https://code.jquery.com/jquery-1.12.4.min.js"></script>
    <script type="text/javascript">

        var counter = 0;
        $(document).ready(function () {
            $('#btnGetValue').click(function () {
                var selValue = $('input[name=rbnNumber]:checked').val();
                counter += parseInt( selValue);
                $('p').html('<br/>Counter: ' + counter + '');
            });
        });
    </script>
</head>
<body>
    <input type="radio" name="rbnNumber" value="1" /> Number 1<br />
    <input type="radio" name="rbnNumber" value="2" /> Number 2 <br />
    <input type="radio" name="rbnNumber" value="3" /> Number 3 <br />
    <input type="radio" name="rbnNumber" value="4" /> Number 4 <br />
    <input type="radio" name="rbnNumber" value="5" /> Number 5
    <br /><br />
    <input type="button" id="btnGetValue" value="Increament Counter" />
     <p style="font-size:25px;">0</p>
</body>
</html>