<!-- required files -->
<script src="../assets/plugins/parsleyjs/dist/parsley.min.js"></script>

<form data-parsley-validate="true">
  <!-- required -->
  <input type="text" data-parsley-required="true" />

  <!-- email -->
  <input type="email" data-parsley-type="email" />

  <!-- url -->
  <input type="url" data-parsley-type="url" />

  <!-- digits -->
  <input type="text" data-parsley-type="digits" />

  <!-- number -->
  <input type="text" data-parsley-type="number" />

  <!-- textarea range -->
  <textarea rows="4" data-parsley-minlength="20" data-parsley-maxlength="100"></textarea>
</form>