Php – Add subtitle in kartik Select2 yii2
I have a db table with fields like this posts table 'id' 'group_id' 'name' I display this table as a list in kartik Select2 widget $form->field($model, 'post') ->widget( kartikselect2Select2::className(), [ 'data' => ArrayHelper::map(Post::find()->all(), 'id', 'name'), 'options' => [ 'placeholder' =>…