'btn btn-success']) ?>

$dataProvider, 'filterModel' => $searchModel, 'columns' => [ ['class' => 'yii\grid\SerialColumn'], 'title', 'created_at', 'updated_at', [ 'attribute' => 'document_type', // 'format' => 'raw', 'filter' => TemplateDocumentTypeHelper::getDocumentTypeList(), 'value' => function($model){ return TemplateDocumentTypeHelper::getDocumentType($model->document_type); } ], [ 'class' => 'yii\grid\ActionColumn', 'template' => '{view} {delete}', ], ], ]); ?>