添加onchange事件这是我的代码:Yii2 - 如何的ActiveForm
<?= $form->field($model, 'int_roomCatId')
->dropDownList(ArrayHelper::map(TblCategory::find()->all(), 'int_category_id', 'str_category'), array('class' =>'form-control','prompt'=>'Select Room Category'))
->label('Room Category'); ?>
我想补充的onchange = “的getData()” 事件。在哪里添加这个?