Symfony 4 Fundamentals: Services, Config & Environments

Ready to take your Symfony skills to the next level? Then let's talk about what's at the core of Symfony: services and the container. In this tutorial, you'll learn about what makes your app "tick", including:

• Installing external packages
• Finding and using services
• Configuring bundles (i.e. configuring outside services)
• Symfony Environments
• The magical configuration loading mechanism
• Service parameters
• Environment Variables and .env
• Bonus: The MakerBundle

By the end, you'll see how your app works under-the-hood and understand the fundamentals behind any feature in Symfony. Let's go!

• Bundles give you Services
• KnpMarkdownBundle & its Services
• The Cache Service
• Configuring a Bundle
• debug:container & Cache Config
• Explore! Environments & Config Files
• Leveraging the prod Environment
• Creating Services!
• Using Non-Standard Services: Logger Channels
• services.yaml & the Amazing bind
• Config Parameters
• Constructors for your Controller
• Installing Bundles with "Average" Docs
• Autowiring Aliases
• Environment Variables
• Env Var Tricks & on Production
• Bonus! LoggerTrait & Setter Injection
• MakerBundle
• Fun with Commands