Mar 7, 2017 · Mar 7, 2017 · Mar 7, 2017
diff --git a/service_container/parent_services.rst b/service_container/parent_services.rst
        // ...
    }

 Your child service classes may look like::

    // src/AppBundle/Repository/DoctrineUserRepository.php
    namespace AppBundle\Repository;

    use AppBundle\Repository\BaseDoctrineRepository

    // ...
    class DoctrineUserRepository extends BaseDoctrineRepository
    {
        // ...
    }

    // src/AppBundle/Repository/DoctrinePostRepository.php
    namespace AppBundle\Repository;

    use AppBundle\Repository\BaseDoctrineRepository

    // ...
    class DoctrinePostRepository extends BaseDoctrineRepository
    {
        // ...
    }

 Just as you use PHP inheritance to avoid duplication in your PHP code, the
 service container allows you to extend parent services in order to avoid
 duplicated service definitions:
Original file line number	Diff line number	Diff line change
Expand Up		@@ -31,6 +31,30 @@ you may have multiple repository classes which need the
		// ...
		}

		Your child service classes may look like::

		// src/AppBundle/Repository/DoctrineUserRepository.php
		namespace AppBundle\Repository;

		use AppBundle\Repository\BaseDoctrineRepository

		// ...
		class DoctrineUserRepository extends BaseDoctrineRepository
		{
		// ...
		}

		// src/AppBundle/Repository/DoctrinePostRepository.php
		namespace AppBundle\Repository;

		use AppBundle\Repository\BaseDoctrineRepository

		// ...
		class DoctrinePostRepository extends BaseDoctrineRepository
		{
		// ...
		}

		Just as you use PHP inheritance to avoid duplication in your PHP code, the
		service container allows you to extend parent services in order to avoid
		duplicated service definitions:
Expand Down