在my _form.php中,我希望创建一个下拉列表,其中包含相关用户的名称(related=user,角色为"releaseManager“)。这是代码:
echo $form->field($model, 'Assignee')->dropDownList([$assignees = Yii::$app->db->createCommand('SELECT username FROM user, auth_assignment WHERE id=user_id AND item_name="releaseManager"
编辑public static function removeIfValueIsEmptypublic function testRemoveIfValueIsEmpty() {
\Cmd\Helper\ArrayHelper::removeIfValueIsEmpty(null),
'\Cmd\Helper\
在yii2视图中,我正在访问相关模型的属性,如下所示要解释它:现在我的问题是,如果physician_user的值是NULL,那么就会抛出类似“try to get property of non object”这样的错误,这是因为$objPatientModel->physicianUser返回的是NULL