Symfony 7 Cheatsheet

Setup

• Create a full web app — Create a project with Twig, Doctrine, forms and other web tools. Needs the Symfony CLI.
• Create a minimal project — Create a small project with Composer and add packages as you need them.
• Start the local server — Start the Symfony local web server in the background.
• Stop the local server — Stop the background server.
• Show project information — Print Symfony and PHP versions, the environment and debug mode.
• Check PHP requirements — Check that your PHP setup can run Symfony.

Code generation (MakerBundle)

• Install MakerBundle — Add the code generator as a development dependency.
• Create a controller — Generate a controller class and a Twig template.
• Create or update an entity — Interactively add a Doctrine entity or new fields to one.
• Generate CRUD for an entity — Create a controller, form and templates for an entity.
• Create a form type — Generate a form type class.
• Create a user class — Generate a security user entity and configure the provider.
• Create a login form — Generate a login form and authenticator.
• Create a console command — Generate your own console command.
• Create a test — Generate a PHPUnit test class.

Database (Doctrine)

• Create the database — Create the database from DATABASE_URL.
• Generate a migration — Create a migration from the differences between entities and the database.
• Run migrations — Apply pending migrations.
• Check migration status — Show applied and pending migrations.
• Validate the mapping — Check that the mapping is valid and the database is in sync.
• Run a SQL query — Run a query against the configured database.
• Load fixtures — Load sample data. Needs doctrine/doctrine-fixtures-bundle.

Debugging and cache

• List routes — Show all routes with their paths and controllers.
• List services — Show the services available in the container.
• Show configuration — Print the resolved configuration of a bundle.
• Find autowirable services — Search for services you can type-hint.
• Clear the cache — Clear the cache for the current environment.
• Lint YAML config — Check YAML files for syntax errors.
• Lint Twig templates — Check Twig templates for syntax errors.

Testing

• Install the test pack — Add PHPUnit and the browser testing tools.
• Run the tests — Run the whole PHPUnit test suite.
• Run one test — Run tests whose name matches a filter.

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