<!doctype html>

<html>
  <head>
    <meta charset="utf-8">
    <title>jQuery Get Values of Selected Checboxes</title>
    <link rel="stylesheet" href="lib/style.css">
    <script src="https://code.jquery.com/jquery-1.12.4.min.js"></script>
    <script src="lib/script.js"></script>
  </head>

  <body>
    <h1>Get Values of Selected Checboxes using jQuery</h1>
    <form>
        <h3>Select your favorite sports:</h3>
        <label><input type="checkbox" value="football" name="sport"> Football</label>
        <label><input type="checkbox" value="baseball" name="sport"> Baseball</label>
        <label><input type="checkbox" value="cricket" name="sport"> Cricket</label>
        <label><input type="checkbox" value="boxing" name="sport"> Boxing</label>
        <label><input type="checkbox" value="racing" name="sport"> Racing</label>
        <label><input type="checkbox" value="swimming" name="sport"> Swimming</label>
        <br/><br/>
        <button type="button">Subscribe</button>
    </form>
    <p id="announcement"></p>
  </body>
</html>
{
  "plnkr": {
    "runtime": "system"
  }
}
/* Add your styles here */

$(document).ready(function() {
  $("button").click(function(){
      var favorite = [];
      $.each($("input[name='sport']:checked"), function(){            
          favorite.push($(this).val());
      });
      $('#announcement').html("My favourite sports are: " + favorite.join(",  "));
  });
});