DealCondition <-- ProductdealConditons product name protected function configureFormFields(FormMapper $formMapper) $formMapper->add('product','sonata_type_model'
在本教程中,我看到此操作应该默认。如何在“管理”页中添加此操作?我的UserAdmin.php:// src/Acme/DemoBundle/Admin/PostAdmin.php
use Sonata\AdminBundle\Route\RouteCollection;
use Sonata\AdminBundle\Admin\Admin