WARNING: You are browsing the documentation for Symfony 2.4 which is not maintained anymore. Consider upgrading your projects to Symfony 4.3.

DependencyInjection

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.

Download as PDF

2.4 version

Unmaintained

2.0 2.1 2.2 2.3 2.5 2.6

DependencyInjection¶

The DependencyInjection 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
Advanced Container Configuration
Lazy Services
Container Building Workflow

This work, including the code samples, is licensed under a Creative Commons BY-SA 3.0 license.