Form Validator

<form id="myForm">

  <div class="form-group">
    <label class="control-label" for="name">Name:</label>
    <div class="controls">
      <input name="name" id="name" class="form-control field-required" type="text">
    </div>
  </div>

  <div class="form-group">
    <label class="control-label" for="age">Age:</label>
    <div class="controls">
      <input name="age" id="age" class="form-control field-required field-digits" type="text">
    </div>
  </div>

  <div class="form-group">
    <label class="control-label" for="email">E-mail:</label>
    <div class="controls">
      <input name="email" id="email" class="form-control field-required field-email" type="text">
    </div>
  </div>

  <input class="btn btn-info" type="submit" value="Submit">
  <input class="btn btn-primary" type="reset" value="Reset">

</form>

YUI().use(
  'aui-form-validator',
  function(Y) {
    new Y.FormValidator(
      {
        boundingBox: '#myForm'
      }
    );
  }
);

Examples

Form Validator