render('_search', ['model' => $searchModel]); ?>

'btn btn-success']) ?>

$dataProvider, 'filterModel' => $searchModel, 'columns' => [ ['class' => 'yii\grid\SerialColumn'], // 'id', 'title', [ 'attribute' => 'status', 'value' => function($model){ return \common\models\KnowledgeLevel::getStatus()[$model->status]; } ], ['class' => 'yii\grid\ActionColumn'], ], ]); ?>