How to Debug the Service Container & List Services
Edit this pageHow to Debug the Service Container & List Services
You can find out what services are registered with the container using the console. To show all services (public and private) and their PHP classes, run:
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$ php bin/console debug:container
# add this option to display "hidden services" too (those whose ID starts with a dot)
$ php bin/console debug:container --show-hiddenTo see a list of all of the available types that can be used for autowiring, run:
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$ php bin/console debug:autowiringDebugging Service Tags
Run the following command to find out what services are tagged with a specific tag:
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$ php bin/console debug:container --tag=kernel.event_listenerPartial search is also available:
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$ php bin/console debug:container --tag=kernel
Select one of the following tags to display its information:
[0] kernel.event_listener
[1] kernel.event_subscriber
[2] kernel.reset
[3] kernel.cache_warmer
[4] kernel.locale_aware
[5] kernel.fragment_renderer
[6] kernel.cache_clearer6.2
The partial search was introduced in Symfony 6.2.
Detailed Info about a Single Service
You can get more detailed information about a particular service by specifying its id:
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$ php bin/console debug:container App\Service\Mailer
# to show the service arguments:
$ php bin/console debug:container App\Service\Mailer --show-arguments
This work, including the code samples, is licensed under a
Creative Commons BY-SA 3.0
license.
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