$model->id], [ 'class' => 'btn btn-danger', 'data' => [ 'confirm' => Yii::t('common', 'Are you sure you want to delete this item?'), 'method' => 'post', ], ]) ?>

$model, 'attributes' => [ 'id', 'content:ntext', 'created_at:datetime', [ 'attribute' => 'user_id', 'value' => $model->user->username ], ], ]) ?>