= GridView::widget([
                'dataProvider' => $dataProvider,
                'columns' => [
                    [
                        'attribute' => 'time',
                        'label' => '备份名称',
                        'value' => function($model) {
                            return date('Ymd-His', $model['time']);
                        }
                    ],
                    'part:text:卷数',
                    'compress:text:压缩',
                    [
                        'attribute' => 'size',
                        'label' => '数据大小',
                        'value' => function($model) {
                            return Yii::$app->formatter->asShortSize($model['size']);
                        }
                    ],
        //            'create_time:text:备份时间',
                    [
                        'class' => 'yii\grid\ActionColumn',
                        'template' => '{a} {b}',
                        'buttons' => [
                            'a' => function ($url, $model, $key) {
                                return Html::a('还原',
                                    ['init', 'time' => $model['time']],
                                    ['class' => 'btn btn-default btn-xs db-import']
                                );
                            },
                            'b' => function ($url, $model, $key) {
                                return Html::a('删除',
                                    ['del'],
                                    [
                                        'data-method' => 'post',
                                        'data-ajax' => 1,
                                        'data-params' => ['time' => $model['time']],
                                        'data-confirm' => '删除后不能恢复,确定要删除吗?',
                                        'data-refresh' => '1',
                                        'class' => 'btn btn-default btn-xs'
                                    ]
                                );
                            }
                        ]
                    ],
                ],
            ]); ?>