Skip to content
  • About
    • What is Symfony?
    • Community
    • News
    • Contributing
    • Support
  • Documentation
    • Symfony Docs
    • Symfony Book
    • Screencasts
    • Symfony Bundles
    • Symfony Cloud
    • Training
  • Services
    • SensioLabs Professional services to help you with Symfony
    • Platform.sh for Symfony Best platform to deploy Symfony apps
    • SymfonyInsight Automatic quality checks for your apps
    • Symfony Certification Prove your knowledge and boost your career
    • Blackfire Profile and monitor performance of your apps
  • Other
  • Blog
  • Download
sponsored by SensioLabs
  1. Home
  2. Documentation
  3. Components
  • Documentation
  • Book
  • Reference
  • Bundles
  • Cloud

The Components

Edit this page

Warning: You are browsing the documentation for Symfony 2.1, which is no longer maintained.

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

The Components

  • How to Install and Use the Symfony2 Components
  • Class Loader

    • The ClassLoader Component
  • Config

    • The Config Component
    • Loading resources
    • Caching based on resources
    • Defining and processing configuration values
  • Console

    • The Console Component
    • Using Console Commands, Shortcuts and Built-in Commands
    • Building a Single Command Application
    • The Console Helpers
  • CSS Selector

    • The CssSelector Component
  • Dependency Injection

    • The Dependency Injection Component
    • Types of Injection
    • Introduction to Parameters
    • Working with Container Service Definitions
    • Compiling the Container
    • Working with Tagged Services
    • Using a Factory to Create Services
    • Configuring Services with a Service Configurator
    • Managing Common Dependencies with Parent Services
    • Advanced Container Configuration
    • Container Building Workflow
  • DOM Crawler

    • The DomCrawler Component
  • Event Dispatcher

    • The Event Dispatcher Component
    • The Container Aware Event Dispatcher
    • The Generic Event Object
    • The Immutable Event Dispatcher
  • Filesystem

    • The Filesystem Component
  • Finder

    • The Finder Component
  • Form

    • The Form Component
  • HTTP Foundation

    • The HttpFoundation Component
    • Session Management
    • Configuring Sessions and Save Handlers
    • Testing with Sessions
    • Trusting Proxies
  • HTTP Kernel

    • The HttpKernel Component
  • Locale

    • The Locale Component
  • Options Resolver

    • The OptionsResolver Component
  • Process

    • The Process Component
  • Routing

    • The Routing Component
  • Serializer

    • The Serializer Component
  • Security

    • The Security Component
    • The Firewall and Security Context
    • Authentication
    • Authorization
  • Templating

    • The Templating Component
  • Yaml

    • The YAML Component
    • The YAML Format
This work, including the code samples, is licensed under a Creative Commons BY-SA 3.0 license.
TOC
    Version
    We stand with Ukraine.
    Version:
    Measure & Improve Symfony Code Performance

    Measure & Improve Symfony Code Performance

    Code consumes server resources. Blackfire tells you how

    Code consumes server resources. Blackfire tells you how

    Symfony footer

    ↓ Our footer now uses the colors of the Ukrainian flag because Symfony stands with the people of Ukraine.

    Avatar of Mohameth, a Symfony contributor

    Thanks Mohameth for being a Symfony contributor

    1 commit • 7 lines changed

    View all contributors that help us make Symfony

    Become a Symfony contributor

    Be an active part of the community and contribute ideas, code and bug fixes. Both experts and newcomers are welcome.

    Learn how to contribute

    Symfony™ is a trademark of Symfony SAS. All rights reserved.

    • What is Symfony?

      • Symfony at a Glance
      • Symfony Components
      • Case Studies
      • Symfony Releases
      • Security Policy
      • Logo & Screenshots
      • Trademark & Licenses
      • symfony1 Legacy
    • Learn Symfony

      • Symfony Docs
      • Symfony Book
      • Reference
      • Bundles
      • Best Practices
      • Training
      • eLearning Platform
      • Certification
    • Screencasts

      • Learn Symfony
      • Learn PHP
      • Learn JavaScript
      • Learn Drupal
      • Learn RESTful APIs
    • Community

      • SymfonyConnect
      • Support
      • How to be Involved
      • Code of Conduct
      • Events & Meetups
      • Projects using Symfony
      • Downloads Stats
      • Contributors
      • Backers
    • Blog

      • Events & Meetups
      • A week of symfony
      • Case studies
      • Cloud
      • Community
      • Conferences
      • Diversity
      • Documentation
      • Living on the edge
      • Releases
      • Security Advisories
      • SymfonyInsight
      • Twig
      • SensioLabs
    • Services

      • SensioLabs services
      • Train developers
      • Manage your project quality
      • Improve your project performance
      • Host Symfony projects

      Deployed on

    Follow Symfony

    Search by Algolia