Buttons Redirect

Example Buttons

//Cancel
<?= Html::a('Cancel', ['index'], ['class'=>'btn btn-primary', 'title'=> 'Mouse over Text',]) ?>

//Delete
<?= Html::a('Delete', ['delete', 'id' => $model->id], [
            'class' => 'btn btn-danger',
            'data' => [
                'confirm' => 'Are you sure you want to delete this item?',
                'method' => 'post',
                'title' => 'Mouse Over Text',
            ],
        ]) ?>

Back Button

 <?= Html::a( 'Cancel', Yii::$app->request->referrer , ['class'=>'btn btn-primary']); ?>

Redirect

return $this->goBack((!empty(Yii::$app->request->referrer) ? Yii::$app->request->referrer : null));

return $this->redirect(Yii::$app->request->referrer);

return $this->redirect(Yii::$app->request->referrer ?: Yii::$app->homeUrl);

return $this->goBack((!empty(Yii::$app->request->referrer) ? Yii::$app->request->referrer : null));