使用EntityRepository::findBy()具有多对多关系将导致教条中的E_NOTICE

For a Symfony2 project I had to create a relationship between a blog post and so called platforms. A platform defines a specific filter based on the domain you use to view the site. For example: If you join the site by url first-example.com, the site will only provide blog posts, which are connected to this specific platform.For a Symfony2 project I had to create a relati