textbox count dropdown js

by lemon kazi

HTML

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.0/jquery.min.js"></script>
    <form id='number'>
      <input type="number" id='userNumber'>
      <input type="submit">
      <div id="result"></div>
    </form>

JavaScript

var divide = function(i) {
      if (i % 5 === 0 && i % 3 === 0) {
        return "pingpong";
      } else if (i % 3 === 0) {
        return "ping";
      } else if (i % 5 === 0) {
        return "pong";
      } else {
        return i;
      }
    }

    $(document).ready(function() {
      $("form#number").submit(function(event) {
        var number = parseInt($("#userNumber").val());
        var pingpong = divide(number);
        $("#result").text(pingpong);
        event.preventDefault();
      });
    });