How in yii2 does one form element have its own class?

Question

Yii

How to set the class col-md-2 to an element?
<?= $form->field($model, 'title')->dropDownList(\yii\helpers\ArrayHelper::map(\app\models\Organizat::find()->all(), 'id' , 'name')) ?>

Answer 1

Something like this.

<?= $form->field($model, 'title')->dropDownList(\yii\helpers\ArrayHelper::map(\app\models\Organizat::find()->all(), 'id', 'name',['class'=>'col-md-2'])) ?>