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Consider upgrading your projects to Symfony 5.2.
Recipes about Controller
The Symfony Cookbook is a continuously growing collection of specific recipes that explain how to correctly solve the most recurrent problems that Symfony developers face in their day to day work.
- How to Customize Error Pages
- How to Define Controllers as Services
- How to Upload Files
This work, including the code samples, is licensed under a Creative Commons BY-SA 3.0 license.