Required attribute on inputs in bootstrap is not working

Question

Why is the required attribute on inputs in bootstrap is not working?

<input type = "text" id = "thisisatext" class= "form-control" required>

Answer 1

Use this type,it will work Validator

<form data-toggle="validator" role="form">
  <div class="form-group">
    <label for="inputName" class="control-label">Name</label>
    <input type="text" class="form-control" id="inputName" placeholder="Cina Saffary" required>
  </div>
  <div class="form-group">
    <label for="inputTwitter" class="control-label">Twitter</label>
    <div class="input-group">
      <span class="input-group-addon">@</span>
      <input type="text" pattern="^([_A-z0-9]){3,}$" maxlength="20" class="form-control" id="inputTwitter" placeholder="1000hz" required>
    </div>
    <span class="help-block with-errors">Up to 20 letters, numbers and underscores</span>
  </div>
  <div class="form-group">
    <label for="inputEmail" class="control-label">Email</label>
    <input type="email" class="form-control" id="inputEmail" placeholder="Email" data-error="Bruh, that email address is invalid" required>
    <div class="help-block with-errors"></div>
  </div>
  <div class="form-group">
    <label for="inputPassword" class="control-label">Password</label>
    <div class="form-group col-sm-6">
      <input type="password" data-minlength="6" class="form-control" id="inputPassword" placeholder="Password" required>
      <span class="help-block">Minimum of 6 characters</span>
    </div>
    <div class="form-group col-sm-6">
      <input type="password" class="form-control" id="inputPasswordConfirm" data-match="#inputPassword" data-match-error="Whoops, these don't match" placeholder="Confirm" required>
      <div class="help-block with-errors"></div>
    </div>
    </div>
  </div>
  <div class="form-group">
    <div class="radio">
      <label>
        <input type="radio" name="underwear" required>
        Boxers
      </label>
    </div>
    <div class="radio">
      <label>
        <input type="radio" name="underwear" required>
        Briefs
      </label>
    </div>
  </div>
  <div class="form-group">
    <div class="checkbox">
      <label>
        <input type="checkbox" id="terms" data-error="Before you wreck yourself" required>
        Check yourself
      </label>
      <div class="help-block with-errors"></div>
    </div>
  </div>
  <div class="form-group">
    <button type="submit" class="btn btn-primary">Submit</button>
  </div>
</form>