if this type not a number

by Zsanett Tamás

HTML

<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">



<section class="row pl-5 pl-md-3 pr-5 pr-md-3 pb-3 pb-md-0 tax-discount">
  <div class="col-12 col-md-6">
    <p class="">Milyen összegben kívánja igénybe venni a kedvezményt?</p>
  </div>
  <div class="col-12 col-md-3">
    <div class="row">
      <input class="col-9 form-control rounded-0 text-right" type="number" min="0" max="33335" value="" id="marriedDiscountNumber">
      <span class="col-3 pt-2">Ft</span>
    </div>
  </div>
  <div class="col-12 col-md-3"></div>
</section>


<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js" integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js" integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM" crossorigin="anonymous"></script>

CSS

input[type=number]::-webkit-inner-spin-button,
  input[type=number]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
  }

JavaScript

$(function() {
  let maxMarriedDiscount = 33335;

  $('#marriedDiscountNumber').on('input', function() {
    let obj = $(this);
    let value = $(this).val();

    if (value >= maxMarriedDiscount) {
      obj.val(maxMarriedDiscount);
    } else if (value === '' || value < 0) {
      obj.val('')
    }
  });
})