Administrator / test_3

  <?php

      /**
       * @var PortfolioSearch    $searchModel
       * @var ActiveDataProvider $dataProvider
       */
      use common\models\PortfolioSearch;
      use yii\data\ActiveDataProvider;
      use yii\grid\ActionColumn;
      use yii\grid\GridView;
      use yii\helpers\Html;

      $this->title = 'Портфолио';
      $this->params[ 'breadcrumbs' ][] = $this->title;

  ?>

  <h1><?= $this->title ?></h1>
  <p>

      <?= Html::a(Yii::t('app', 'Добавить'), [ 'portfolio-create' ], [ 'class' => 'btn btn-success' ]) ?>

  </p>
  <?= GridView::widget([
      'dataProvider' => $dataProvider,
      'filterModel'  => $searchModel,
      'columns'      => [
          [

              'attribute' => 'portfolio_id',

              'label'     => 'ID',
          ],
          'name',

          'date_add',

          'view_count',
          [

              'attribute' => 'specializationString',
          ],
          [

              'class'    => ActionColumn::className(),
              'buttons'  => [
                  'update' => function($url, $model, $key) {
                      return Html::a('Update', [

                          'portfolio-update',
                          'id' => $model->portfolio_id,

                      ]);
                  },
                  'delete' => function($url, $model, $key) {
                      return Html::a('Delete', [

                          'portfolio-delete',
                          'id' => $model->portfolio_id,

                      ], [
                          'title'        => 'Удалить',
                          'aria-label'   => 'Удалить',
                          'data-confirm' => 'Вы уверены, что хотите удалить этот элемент?',
                          'data-method'  => 'post',
                          'data-pjax'    => '0',
                      ]);
                  },
              ],
              'template' => '{update} {delete}',
          ],
      ],
  ]); ?>