<?php use yii\helpers\Html;use yii\grid\GridView;use yii\widgets\Pjax;$this->title=Yii::t('rbac-admin','Assignments');$this->params['breadcrumbs'][]=$this->title;$columns=[ ['class'=>'yii\grid\SerialColumn'],$usernameField,];if(!empty($extraColumns)){$columns=array_merge($columns,$extraColumns);}$columns[]=[ 'class'=>'yii\grid\ActionColumn','template'=>'{view}' ];?><div class="assignment-index"><h1><?=Html::encode($this->title)?></h1><?php Pjax::begin();?><?=GridView::widget([ 'dataProvider'=>$dataProvider,'filterModel'=>$searchModel,'columns'=>$columns,'rowOptions'=>function($model){$class=($model->id==1)?'hide':'';return ['class'=>$class];},]);?> <?php Pjax::end();?></div>