* All this would also work for deeply nested JSON objects.
* Convert from and to JSON automatically.
* Document everything with OpenAPI, that can be used by:
    * Interactive documentation systems.
    * Automatic client code generation systems, for many languages.
* Provide 2 interactive documentation web interfaces directly.

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We just scratched the surface, but you already get the idea of how it all works.

* Wie man **Validierungseinschränkungen** wie `maximum_length` oder `regex` setzt.
* Ein sehr leistungsfähiges und einfach zu bedienendes System für **<abbr title="Dependency Injection – Einbringen von Abhängigkeiten: Auch bekannt als Komponenten, Ressourcen, Provider, Services, Injectables">Dependency Injection</abbr>**.

The simplicity of the dependency injection system makes **FastAPI** compatible with:

* all the relational databases
* NoSQL databases
* external packages
* external APIs
* authentication and authorization systems
* API usage monitoring systems
* response data injection systems
* etc.

## Simple and Powerful

* Como configurar **Limitações de Validação** como `maximum_length` ou `regex`.
* Um poderoso e fácil de usar sistema de **<abbr title="também conhecido como componentes, recursos, fornecedores, serviços, injetáveis">Injeção de Dependência</abbr>**.

* Çox güclü və istifadəsi asan **<abbr title="components, resources, providers, services, injectables olaraq da bilinir">Dependency Injection</abbr>** sistemi.
* Təhlükəsizlik və autentifikasiya, **JWT tokenləri** ilə **OAuth2** dəstəyi və **HTTP Basic** autentifikasiyası.