title: Yii 2 ActiveForm form field how to implement separator in checkboxlist?
body: <pre class="lang-php prettyprint-override"><code>&lt;?php
  $form = ActiveForm::begin([
      'id' =&gt; 'form-id',
      'type' =&gt; ActiveForm::TYPE_HORIZONTAL,
      'options' =&gt; ['class' =&gt; 'well'],   
  ]);
  ?&gt;
  
  &lt;?php
  echo $form-&gt;field($model, 'MENU_DESC', ['template' =&gt; "{label}\n{input}\n{hint}\n{error}"])-&gt;checkboxList($menulist)-&gt;label(false);
  ?&gt;
  
  &lt;?= Html::submitButton('submit', ['class' =&gt; 'btn btn-primary']) ?&gt;
  &lt;?php ActiveForm::end();?&gt;
  </code></pre>
  
  <p>May I know how to implement separator inside checkboxlist in yii2 form field?</p>