Pen Settings

HTML

CSS

CSS Base

Vendor Prefixing

Add External Stylesheets/Pens

Any URL's added here will be added as <link>s in order, and before the CSS in the editor. You can use the CSS from another Pen by using it's URL and the proper URL extention.

+ add another resource

JavaScript

Babel includes JSX processing.

Add External Scripts/Pens

Any URL's added here will be added as <script>s in order, and run before the JavaScript in the editor. You can use the URL of any other Pen and it will include the JavaScript from that Pen.

+ add another resource

Packages

Add Packages

Search for and use JavaScript packages from npm here. By selecting a package, an import statement will be added to the top of the JavaScript editor for this package.

Behavior

Save Automatically?

If active, Pens will autosave every 30 seconds after being saved once.

Auto-Updating Preview

If enabled, the preview panel updates automatically as you code. If disabled, use the "Run" button to update.

Format on Save

If enabled, your code will be formatted when you actively save your Pen. Note: your code becomes un-folded during formatting.

Editor Settings

Code Indentation

Want to change your Syntax Highlighting theme, Fonts and more?

Visit your global Editor Settings.

HTML

              
                  <header>
    <h1 class="title">Validador de Tarjeta de Crédito</h1>
  </header>

  <div class="demo">
    <form class="payment-card">
      <div class="bank-card">
        <div class="bank-card__side bank-card__side_front">
          <div class="bank-card__inner">
            <label class="bank-card__label bank-card__label_holder">
              <span class="bank-card__hint">Nombre completo</span>
              <input type="text" class="bank-card__field" placeholder="Nombre completo" pattern="[A-Za-z, ]{2,}" name="holder-card" id="name"
                required>
            </label>
          </div>
          <div class="bank-card__inner">
            <label class="bank-card__label bank-card__label_number">
              <span class="bank-card__hint">Número de tarjeta</span>
              <input type="text" class="bank-card__field" placeholder="Numero de tarjeta" pattern="[0-9]{16}" name="number-card" id="cn"
                required>
            </label>
          </div>
          <div class="bank-card__inner">
            <span class="bank-card__caption">validando</span>
          </div>
          <div class="bank-card__inner bank-card__footer">
            <label class="bank-card__label bank-card__month">
              <span class="bank-card__hint">Month</span>
              <input type="text" class="bank-card__field" placeholder="MM" maxlength="2" pattern="[0-9]{2}" name="mm-card" id="MM" required>
            </label>
            <span class="bank-card__separator">/</span>
            <label class="bank-card__label bank-card__year">
              <span class="bank-card__hint">Year</span>
              <input type="text" class="bank-card__field" placeholder="YY" maxlength="2" pattern="[0-9]{2}" name="year-card" id="YY" required>
            </label>
          </div>
        </div>
        <div class="bank-card__side bank-card__side_back">
          <div class="bank-card__inner">
            <label class="bank-card__label bank-card__cvc">
              <span class="bank-card__hint">CVV</span>
              <input type="text" class="bank-card__field" placeholder="CVV" maxlength="3" pattern="[0-9]{3}" name="cvc-card" id="cvv" required>
            </label>
          </div>
        </div>
      </div>
      <div class="payment-card__footer">
        <button class="payment-card__button" id="btn">Enviar</button>
      </div>
    </form>
  </div>
  <footer class="footer">
    <a class="melnik909" rel="noopener noreferrer">Gracias por la preferencia</a>
  </footer>

              
            
!

CSS

              
                @media screen and (min-width: 768px){

    html{
      font-size: 62.5%;
    }
  }
  
  @media screen and (max-width: 767px){
  
    html{
      font-size: 55%;
    }
  }
  
  body{
    font-family: -apple-system, BlinkMacSystemFont, "Roboto", "Open Sans", "Helvetica Neue", "Segoe UI", sans-serif;
    font-size: 1.6rem;
    margin: 0;
  }
  
  .demo{
    min-height: 470px;
    box-sizing: border-box;
    position: relative;
  
    padding-left: 1rem;
    padding-right: 1rem;
  
    display: flex;
    justify-content: center;
    align-items: center;
  }
  
  .footer{
    padding: 2rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;  
  }
  
  a{
    color: #000;
  }
  
  a:focus{
    outline: 2px solid #fdde60;
  }
  
  a:hover{
    text-decoration: none;
  }
  
  .melnik909{
    margin-left: 2rem;
  }
  
  /*
  * CSS payment card
  */
  
  .payment-card{
    width: 60rem;
  }
  
  .payment-card__footer{
    text-align: center;
    margin-top: 2rem;
  }
  
  .bank-card{
    position: relative;
  }
  
  @media screen and (min-width: 481px){
  
    .bank-card{
      height: 30rem;
    }
  
    .bank-card__side{
      border-radius: 10px;
      border: 1px solid transparent;
      position: absolute;
      width: 65%;
    }
  
    .bank-card__side_front{
      background-color: #f0f0ee;
      padding: 5%;
      box-shadow: 0 0 10px #f4f4f2;
      border-color: #a29e97;
  
      top: 0;
      left: 0;
      z-index: 3;
    }
  
    .bank-card__side_back{
      background-color: #e0ddd7;
      padding: 24.5% 5% 11%;
      box-shadow: 0 0 2rem #f3f3f3;
  
      text-align: right;
      border-color: #dad9d6;
  
      top: 12%;
      right: 0;
    }
  
    .bank-card__side_back:before{
      content: "";
      width: 100%;
      height: 25%;
      background-color: #8e8b85;
  
      position: absolute;
      top: 14%;
      right: 0;
    }
  }
  
  @media screen and (max-width: 480px){
  
    .bank-card__side{
      border: 1px solid #a29e97;
      background-color: #f0f0ee;
      padding-left: 5%;
      padding-right: 5%;
    }
  
    .bank-card__side_front{
      border-radius: 10px 10px 0 0;
      border-bottom: none;
      padding-top: 5%;
    }
  
    .bank-card__side_back{
      border-radius: 0 0 10px 10px;
      border-top: none;
      padding-bottom: 5%;
    }
  }
  
  .bank-card__inner{
    margin-bottom: 4%;
  }
  
  .bank-card__inner:last-child{
    margin-bottom: 0;
  }
  
  .bank-card__label{
    display: inline-block;
    vertical-align: middle;
  }
  
  .bank-card__label_holder, .bank-card__label_number{
    width: 100%;
  }
  
  @media screen and (min-width: 481px){
  
    .bank-card__month, .bank-card__year{
      width: 25%;
    }
  }
  
  @media screen and (max-width: 480px){
  
    .bank-card__month, .bank-card__year{
      width: 48%;
    }
  }
  
  @media screen and (min-width: 481px){
  
    .bank-card__cvc{
      width: 25%;
    }
  }
  
  @media screen and (max-width: 480px){
  
    .bank-card__cvc{
      width: 100%;
      margin-top: 4%;
    }
  }
  
  .bank-card__hint{
    position: absolute;
    left: -9999px;
  }
  
  .bank-card__caption{
    text-transform: uppercase;
    font-size: 1.1rem;
    margin-left: 1%;
  }
  
  .bank-card__field{
    box-sizing: border-box;
    border: 3px solid #d0d0ce;
    width: 100%;
  
    padding: 1rem;
    font-family: inherit;
    font-size: 100%;
  }
  
  .bank-card__field:focus{
    outline: none;
    border-color: #fdde60;
  }
  
  .bank-card__separator{
    font-size: 3.2rem;
    color: #c4c4c3;
  
    margin-left: 3%;
    margin-right: 3%;
    display: inline-block;
    vertical-align: middle;
  }
  
  @media screen and (max-width: 480px){
  
    .bank-card__separator{
      display: none;
    }
  }
  
  @media screen and (min-width: 481px){
  
    .bank-card__footer{
      background-image: url(data:image/svg+xml;base64,<svg xmlns="http://www.w3.org/2000/svg" width="60" height="36" viewBox="0 0 300 180"><path d="M298.032 90.5c.014 48.936-39.646 88.614-88.582 88.627-48.937.012-88.614-39.646-88.627-88.582V90.5c-.013-48.935 39.647-88.615 88.581-88.628 48.937-.013 88.615 39.647 88.628 88.583v.045z" fill="#f90"/><path d="M90.001 1.895C41.355 2.204 1.967 41.781 1.967 90.5c0 48.909 39.695 88.604 88.605 88.604 22.955 0 43.879-8.748 59.624-23.086l-.007-.004h.019a89.437 89.437 0 0 0 8.995-9.488H141.05a86.536 86.536 0 0 1-6.606-9.127h31.308a88.75 88.75 0 0 0 5.158-9.488h-41.635a87.392 87.392 0 0 1-3.703-9.309h49.045a88.388 88.388 0 0 0 4.56-28.103c0-6.512-.706-12.861-2.042-18.974h-54.164a88.347 88.347 0 0 1 2.528-9.308h49.063a88.618 88.618 0 0 0-3.82-9.487H129.27a85.013 85.013 0 0 1 5.084-9.307h31.285a88.798 88.798 0 0 0-6.877-9.488h-17.443a82.232 82.232 0 0 1 8.889-8.95c-15.746-14.34-36.676-23.09-59.636-23.09h-.571z" fill="#c00"/><path d="M289.143 136.82c.482 0 .951.125 1.409.371.46.246.814.601 1.07 1.062.256.456.384.937.384 1.435 0 .492-.127.968-.379 1.424-.251.455-.605.81-1.061 1.063-.451.249-.928.375-1.424.375s-.972-.126-1.426-.375a2.71 2.71 0 0 1-1.063-1.063 2.908 2.908 0 0 1-.377-1.424c0-.498.127-.979.384-1.435a2.663 2.663 0 0 1 1.071-1.062 2.97 2.97 0 0 1 1.412-.371m0 .475c-.401 0-.793.104-1.176.311-.38.207-.677.5-.891.888a2.378 2.378 0 0 0-.325 1.194c0 .412.106.81.315 1.188.214.377.51.673.888.885.381.211.776.315 1.188.315.414 0 .81-.104 1.189-.315.378-.212.673-.508.884-.885a2.392 2.392 0 0 0-.008-2.382 2.179 2.179 0 0 0-.894-.888 2.402 2.402 0 0 0-1.17-.311m-1.256 3.975v-3.082h1.062c.36 0 .622.028.784.088a.758.758 0 0 1 .388.297.813.813 0 0 1-.098 1.039.949.949 0 0 1-.639.281.896.896 0 0 1 .264.164c.125.12.275.323.455.61l.375.603h-.606l-.272-.485c-.215-.382-.388-.62-.521-.718-.091-.069-.224-.105-.397-.105h-.293v1.311h-.5m.496-1.738h.604c.288 0 .483-.044.588-.129a.421.421 0 0 0 .159-.342.404.404 0 0 0-.075-.244.466.466 0 0 0-.213-.162c-.089-.035-.255-.055-.497-.055h-.564v.932" fill="#fcb340"/><g><path d="M119.975 115.92l1.18-8.02c-.645 0-1.593.279-2.431.279-3.284 0-3.694-1.755-3.436-3.037l3.236-16.13h4.992l1.029-9.103h-4.705l.958-5.516h-9.842c-.208.208-5.568 31.022-5.568 34.776 0 5.555 3.118 8.027 7.516 7.988 3.442-.03 6.125-.982 7.071-1.237zM122.962 100.632c0 13.332 8.799 16.499 16.297 16.499 6.921 0 10.55-1.604 10.55-1.604l1.662-9.1s-5.848 2.378-10.601 2.378c-10.131 0-8.355-7.554-8.355-7.554l19.463.059s1.239-6.111 1.239-8.602c0-6.217-3.387-13.85-13.745-13.85-9.486.003-16.51 10.224-16.51 21.774zm16.546-13.325c5.324 0 4.342 5.984 4.342 6.469h-10.474c0-.62.989-6.47 6.132-6.47zM199.246 115.917l1.689-10.284s-4.632 2.32-7.807 2.32c-6.693 0-9.378-5.11-9.378-10.6 0-11.137 5.758-17.265 12.168-17.265 4.808 0 8.665 2.699 8.665 2.699l1.54-9.993s-4.554-3.29-9.456-3.308c-14.745-.058-23.182 10.208-23.182 27.955 0 11.763 6.248 19.768 17.506 19.768 3.183 0 8.255-1.292 8.255-1.292zM68.086 79.006c-6.47 0-11.427 2.079-11.427 2.079l-1.37 8.127s4.093-1.663 10.28-1.663c3.514 0 6.084.395 6.084 3.25 0 1.734-.314 2.374-.314 2.374s-2.772-.231-4.056-.231c-9.21 0-16.729 3.482-16.729 13.98 0 8.273 5.623 10.17 9.108 10.17 6.657 0 9.292-4.203 9.444-4.215l-.077 3.488h8.307l3.706-25.98c0-11.025-9.616-11.38-12.956-11.38zm1.438 21.096c.18 1.586-.41 9.086-6.092 9.086-2.93 0-3.691-2.24-3.691-3.562 0-2.584 1.403-5.683 8.315-5.683 1.61 0 1.197.116 1.468.159zM89.87 116.9c2.126 0 14.273.54 14.273-11.994 0-11.721-11.244-9.404-11.244-14.114 0-2.342 1.833-3.08 5.184-3.08 1.329 0 6.447.423 6.447.423l1.189-8.33s-3.312-.741-8.704-.741c-6.98 0-14.063 2.786-14.063 12.318 0 10.802 11.812 9.717 11.812 14.267 0 3.037-3.3 3.287-5.844 3.287-4.401 0-8.363-1.511-8.377-1.438l-1.26 8.245c.23.07 2.675 1.157 10.588 1.157zM277.063 71.449l-1.705 12.709s-3.553-4.905-9.112-4.905c-10.459 0-15.849 10.423-15.849 22.396 0 7.73 3.844 15.307 11.699 15.307 5.651 0 8.784-3.941 8.784-3.941l-.415 3.365h9.178l7.207-44.862-9.787-.07zm-4.052 24.7c0 4.984-2.468 11.64-7.581 11.64-3.396 0-4.988-2.85-4.988-7.323 0-7.315 3.285-12.14 7.432-12.14 3.394 0 5.137 2.33 5.137 7.824zM17.005 116.417l5.743-33.87.844 33.87h6.499l12.125-33.87-5.371 33.87h9.658l7.437-44.922-15.342-.117-9.126 27.504-.25-27.387h-14.06l-7.544 44.922h9.387z" fill="#006"/><path d="M162.357 116.48c2.746-15.614 3.724-27.946 11.732-25.392 1.15-6.044 3.891-11.3 5.143-13.858 0 0-.396-.59-2.871-.59-4.225 0-9.866 8.575-9.866 8.575l.843-5.301h-8.786l-5.884 36.566h9.689zM219.006 79.006c-6.472 0-11.43 2.079-11.43 2.079l-1.369 8.127s4.095-1.663 10.28-1.663c3.514 0 6.083.395 6.083 3.25 0 1.734-.313 2.374-.313 2.374s-2.77-.231-4.055-.231c-9.21 0-16.729 3.482-16.729 13.98 0 8.273 5.622 10.17 9.107 10.17 6.655 0 9.292-4.203 9.443-4.215l-.078 3.488h8.31l3.704-25.98c.001-11.025-9.615-11.38-12.953-11.38zm1.436 21.096c.18 1.586-.411 9.086-6.092 9.086-2.932 0-3.692-2.24-3.692-3.562 0-2.584 1.402-5.683 8.315-5.683 1.611 0 1.199.116 1.469.159zM241.522 116.48c1.508-11.487 4.299-27.615 11.731-25.392 1.149-6.044.041-6.028-2.433-6.028-4.228 0-5.164.154-5.164.154l.844-5.301h-8.785l-5.884 36.567h9.69z" fill="#006"/><g><path d="M122.434 113.059l1.181-8.019c-.645 0-1.594.276-2.431.276-3.284 0-3.646-1.746-3.437-3.037l2.653-16.362h4.991l1.205-8.87h-4.706l.958-5.516h-9.434c-.208.208-5.569 31.023-5.569 34.775 0 5.555 3.119 8.029 7.517 7.989 3.444-.029 6.126-.982 7.072-1.236zM125.423 97.77c0 13.332 8.8 16.5 16.297 16.5 6.92 0 9.965-1.547 9.965-1.547l1.662-9.099s-5.264 2.319-10.018 2.319c-10.13 0-8.356-7.553-8.356-7.553h19.172s1.238-6.113 1.238-8.604c0-6.216-3.094-13.79-13.452-13.79-9.486.002-16.508 10.223-16.508 21.774zm16.544-13.325c5.324 0 4.342 5.983 4.342 6.467h-10.474c0-.618.99-6.467 6.132-6.467zM201.707 113.055l1.688-10.285s-4.629 2.321-7.806 2.321c-6.692 0-9.376-5.11-9.376-10.6 0-11.137 5.758-17.264 12.168-17.264 4.807 0 8.665 2.699 8.665 2.699l1.54-9.993s-5.721-2.315-10.625-2.315c-10.891 0-21.486 9.448-21.486 27.192 0 11.766 5.721 19.537 16.979 19.537 3.183.001 8.253-1.292 8.253-1.292zM70.547 76.143c-6.469 0-11.428 2.079-11.428 2.079l-1.369 8.127s4.093-1.663 10.28-1.663c3.513 0 6.083.395 6.083 3.25 0 1.734-.315 2.374-.315 2.374s-2.771-.232-4.054-.232c-8.159 0-16.73 3.482-16.73 13.98 0 8.272 5.623 10.17 9.108 10.17 6.656 0 9.525-4.319 9.678-4.332l-.311 3.605h8.307l3.706-25.981c0-11.022-9.615-11.377-12.955-11.377zm2.021 21.154c.18 1.587-.995 9.026-6.675 9.026-2.93 0-3.692-2.238-3.692-3.562 0-2.582 1.403-5.682 8.316-5.682 1.608.002 1.78.174 2.051.218zM92.331 114.038c2.125 0 14.273.54 14.273-11.995 0-11.719-11.245-9.404-11.245-14.112 0-2.344 1.833-3.082 5.183-3.082 1.33 0 6.447.423 6.447.423l1.19-8.33c0 .001-3.312-.741-8.704-.741-6.979 0-14.063 2.786-14.063 12.318 0 10.801 11.812 9.717 11.812 14.267 0 3.037-3.3 3.284-5.843 3.284-4.401 0-8.364-1.51-8.378-1.438l-1.258 8.246c.228.07 2.672 1.16 10.586 1.16zM279.852 68.668l-2.035 12.627s-3.551-4.905-9.11-4.905c-8.644 0-15.849 10.422-15.849 22.397 0 7.73 3.843 15.304 11.699 15.304 5.651 0 8.784-3.94 8.784-3.94l-.415 3.365h9.176l7.207-44.863-9.457.015zm-4.381 24.62c0 4.983-2.467 11.639-7.582 11.639-3.395 0-4.986-2.85-4.986-7.323 0-7.314 3.285-12.14 7.43-12.14 3.396-.001 5.138 2.332 5.138 7.824zM19.466 113.555l5.743-33.87.843 33.87h6.5l12.125-33.87-5.371 33.87h9.658l7.438-44.923H41.467l-9.301 27.563-.484-27.563H17.915l-7.545 44.923h9.096zM164.818 113.617c2.746-15.616 3.255-28.296 9.808-25.975 1.147-6.044 2.254-8.382 3.506-10.94 0 0-.587-.123-1.819-.123-4.225 0-7.355 5.772-7.355 5.772l.841-5.301h-8.784l-5.885 36.567h9.688zM223.475 76.143c-6.469 0-11.428 2.079-11.428 2.079l-1.368 8.127s4.093-1.663 10.28-1.663c3.513 0 6.081.395 6.081 3.25 0 1.734-.313 2.374-.313 2.374s-2.77-.232-4.055-.232c-8.158 0-16.729 3.482-16.729 13.98 0 8.272 5.622 10.17 9.107 10.17 6.656 0 9.525-4.319 9.677-4.332l-.309 3.605h8.307l3.705-25.981c.001-11.022-9.615-11.377-12.955-11.377zm2.024 21.154c.18 1.587-.996 9.026-6.678 9.026-2.93 0-3.69-2.238-3.69-3.562 0-2.582 1.403-5.682 8.315-5.682 1.608.002 1.78.174 2.053.218zM244.023 113.617c2.747-15.616 3.256-28.296 9.807-25.975 1.149-6.044 2.257-8.382 3.508-10.94 0 0-.587-.123-1.82-.123-4.224 0-7.354 5.772-7.354 5.772l.84-5.301h-8.783l-5.885 36.567h9.687zM289.105 107.975c.479 0 .951.123 1.406.373.459.242.816.598 1.072 1.059.257.458.383.935.383 1.434 0 .493-.126.969-.379 1.424a2.655 2.655 0 0 1-1.059 1.063c-.454.25-.93.376-1.424.376-.498 0-.974-.126-1.429-.376a2.678 2.678 0 0 1-1.058-1.063 2.865 2.865 0 0 1-.381-1.424c0-.499.127-.976.384-1.434a2.63 2.63 0 0 1 1.073-1.059c.461-.25.933-.373 1.412-.373m0 .472c-.401 0-.793.104-1.176.313a2.183 2.183 0 0 0-.894.885c-.214.381-.322.78-.322 1.194s.104.81.313 1.188c.213.377.509.673.891.886.378.208.773.313 1.188.313.412 0 .81-.105 1.188-.313.378-.213.674-.509.884-.886.211-.381.314-.774.314-1.188s-.107-.813-.321-1.194a2.16 2.16 0 0 0-.894-.885 2.408 2.408 0 0 0-1.171-.313m-1.255 3.976v-3.083h1.061c.361 0 .625.029.785.088a.756.756 0 0 1 .388.297.784.784 0 0 1 .146.451.817.817 0 0 1-.244.588.934.934 0 0 1-.637.28.946.946 0 0 1 .262.163c.123.122.275.326.455.611l.377.604h-.609l-.271-.485c-.216-.383-.389-.621-.521-.718-.091-.071-.224-.106-.399-.106h-.291v1.311l-.502-.001m.498-1.735h.604c.289 0 .484-.043.588-.129a.418.418 0 0 0 .16-.342.404.404 0 0 0-.075-.242.458.458 0 0 0-.213-.164c-.091-.035-.254-.053-.498-.053h-.565v.93" fill="#fff"/></g></g></svg>), url(data:image/svg+xml;base64,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);
      background-repeat: no-repeat;
      background-position: 78% 50%, 100% 50% ;
    }
  }
  
  @media screen and (max-width: 480px){
  
    .bank-card__footer{
      display: flex;
      justify-content: space-between;
    }
  }
  
  .payment-card__button{
  
    background-color: #335299;
    transition: background-color .4s ease-out;
  
    border-radius: 5px;
    border: 3px solid transparent;
    cursor: pointer;
    padding: 1rem 6.5rem;
    font-size: 100%;
    font-family: inherit;
    color: #fff;
  }
  
  .payment-card__button:focus{
    outline: none;
    border-color: #fdde60;
  }
  
  .payment-card__button:hover, .payment-card__button:focus{
    background-color: #8e8b85;
  }

  .title {
    text-align: center;
  }

  
              
            
!

JS

              
                // Llamando al DOM
const btn = document.getElementById('btn');
let cardNumber = document.getElementById('cn'),
name = document.getElementById('name'),
yy = document.getElementById('YY'),
mm = document.getElementById('MM'), 
cvv = document.getElementById('cvv');


// Trayendo valores de los inputs
btn.addEventListener('click', function () {
  // Obteniendo los datos de  l cliente en base a su número de tarjeta
  if ($.validCard(cardNumber.value)) {
    const client = persona.filter((val) => val.number === cardNumber)[0];
    // Solo pasará a validar los siguientes datos si se encuentra el número de tarjeta ingresado en la data
    if (client) {
      // Validando si los demás inputs son correctos
      if (client.name === name && client.cvv === cvv && client.yy === yy && client.mm === mm) {
        alert('Datos correctos');

      } else alert('Los datos no coinciden con el número de tarjeta');
    } else alert('Los datos no se encuentran en la base de datos');
  } else {
    alert('Ingrese datos');
  }
});


 //Creando las validaciones 
const expNum = /[^0-9]/g;
const expLet = /[^a-zA-ZÑñáéíóúÁÉÍÓÚ\s]*$/g;

let inputNumber = document.getElementById('cn');
let inputString = document.getElementById('name');

//Función que acepta solo números
inputNumber.addEventListener('input', function (){
  inputNumber.value = inputNumber.value.replace(expNum,'');
});

//Función que acepta solo letras
inputString.addEventListener('input', function (){
  inputString.value = inputString.value.replace(expLet,'');
});



/*
function validarNumCard(numeroTarjeta) {
  soloNumero(numeroTarjeta);
  cantidadNumeros(numeroTarjeta);
}

function soloNumero(numeroTarjeta) {
  numeroTarjeta.value = numeroTarjeta.value.replace(expNum,'');
}

function cantidadNumeros(numeroTarjeta) {
  numeroTarjeta
}

*/
              
            
!
999px

Console