DIPAKE YII

<div class="form-group form-md-line-input">
   <label class="col-md-2 control-label" for="form_control_1">Input with hint</label>
   <div class="col-md-10">
      <?= $form->field($model, 'username')->textInput(['class'=>'form-control', 'autocomplete'=>'OFF'])->label(false) ?>
      <div class="form-control-focus"> </div>
      <span class="help-block">Some help goes here...</span>
   </div>
</div>