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Dependency Injection

The Components implement common features needed to develop websites. They are the foundation of the Symfony full-stack framework, but they can also be used standalone even if you don't use the framework as they don't have any mandatory dependencies.

2.1 version

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2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 3.0 3.1 3.2 3.3 3.4 4.0 4.1 4.2 4.3 5.0 5.1 5.2

Dependency Injection¶

The Dependency Injection Component
Types of Injection
Introduction to Parameters
Working with Container Service Definitions
- Getting and Setting Service Definitions
- Working with a definition
Compiling the Container
Working with Tagged Services
Using a Factory to Create Services
- Passing Arguments to the Factory Method
Configuring Services with a Service Configurator
- Configurator Service Config
Managing Common Dependencies with Parent Services
- Overriding Parent Dependencies
- Collections of Dependencies
Advanced Container Configuration
Container Building Workflow

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