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DependencyInjection

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Warning: You are browsing the documentation for Symfony 2.3, which is no longer maintained.

Read the updated version of this page for Symfony 6.2 (the current stable version).

DependencyInjection

  • The DependencyInjection Component
    • Installation
    • Basic Usage
    • Avoiding your Code Becoming Dependent on the Container
    • Setting up the Container with Configuration Files
  • Types of Injection
    • Constructor Injection
    • Setter Injection
    • Property Injection
  • Introduction to Parameters
    • Getting and Setting Container Parameters
    • Parameters in Configuration Files
    • Array Parameters
    • Constants as Parameters
    • PHP Keywords in XML
  • Working with Container Service Definitions
    • Getting and Setting Service Definitions
    • Working with a Definition
  • How to Inject Instances into the Container
  • Compiling the Container
    • Managing Configuration with Extensions
    • Prepending Configuration Passed to the Extension
    • Creating a Compiler Pass
    • Registering a Compiler Pass
    • Dumping the Configuration for Performance
  • Working with Tagged Services
    • Define Services with a Custom Tag
    • Create a CompilerPass
    • Register the Pass with the Container
    • Adding Additional Attributes on Tags
  • 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
  • Advanced Container Configuration
    • Marking Services as Public / Private
    • Aliasing
  • Lazy Services
    • Why Lazy Services?
    • Installation
    • Configuration
    • Additional Resources
  • Container Building Workflow
    • Working with a Cached Container
    • Application-level Configuration
    • Bundle-level Configuration with Extensions
    • Compiler Passes to Allow Interaction between Bundles
    • Compilation and Caching
This work, including the code samples, is licensed under a Creative Commons BY-SA 3.0 license.
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