$dataProvider,
'columns' => [
'id',
[
'attribute' => 'book_name',
'value' => function ($model) {
return \yii\helpers\Html::a($model->book_name, ['create-chapter', 'id' => $model->id]);
},
'format' => 'html'
],
'created_at:date',
[
'class' => 'yii\grid\ActionColumn'
]
]
]) ?>