title: Creating custom fields in the yii2 for model form
body: <p>I'm using active form for the generating the form.</p>
  
  <pre><code>&lt;?php $form = ActiveForm::begin(); ?&gt;
  
      &lt;?= $form-&gt;field($model, 'name') ?&gt;
      &lt;?= $form-&gt;field($model, 'designation') ?&gt;
      &lt;?= $form-&gt;field($model, 'description')-&gt;textarea(['rows' =&gt; 6]) ?&gt;
      &lt;?= $form-&gt;field($model, 'facbook_url')?&gt;
      &lt;?= $form-&gt;field($model, 'twitter_url')?&gt;
      &lt;?= $form-&gt;field($model, 'pinterest_url')?&gt;
  
  &lt;?php ActiveForm::end(); ?&gt;
  </code></pre>
  
  <p>I want to add a custom fields in this which is not there in model.</p>