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Symfony Components

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.

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The Components¶

How to Install and Use the Symfony Components
ClassLoader
- The ClassLoader Component
- The PSR-0 Class Loader
- The PSR-4 Class Loader
- MapClassLoader
- Cache a Class Loader
- The Class Map Generator
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
- Changing the Default Command
- Understanding how Console Arguments Are Handled
- Using Events
- Using the Logger
- The Console Helpers
CssSelector
- The CssSelector Component
Debug
- The Debug Component
- Debugging a Class Loader
DependencyInjection
- The DependencyInjection Component
- Types of Injection
- Introduction to Parameters
- Working with Container Service Definitions
- How to Inject Instances into the Container
- 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
- Lazy Services
- Container Building Workflow
DomCrawler
- The DomCrawler Component
EventDispatcher
- The EventDispatcher Component
- The Container Aware Event Dispatcher
- The Generic Event Object
- The Immutable Event Dispatcher
- The Traceable Event Dispatcher
Expression Language
- The ExpressionLanguage Component
- The Expression Syntax
- Extending the ExpressionLanguage
- Caching Expressions Using Parser Caches
Filesystem
- The Filesystem Component
- LockHandler
Finder
- The Finder Component
Form
- The Form Component
- Form Events
- Creating a custom Type Guesser
HttpFoundation
- The HttpFoundation Component
- Session Management
- Configuring Sessions and Save Handlers
- Testing with Sessions
- Integrating with Legacy Sessions
- Trusting Proxies
HttpKernel
- The HttpKernel Component
Intl
- The Intl Component
OptionsResolver
- The OptionsResolver Component
Process
- The Process Component
PropertyAccess
- The PropertyAccess Component
Routing
- The Routing Component
- How to Match a Route Based on the Host
Security
- The Security Component
- The Firewall and Authorization
- Authentication
- Authorization
- Securely Comparing Strings and Generating Random Numbers
Serializer
- The Serializer Component
Stopwatch
- The Stopwatch Component
Templating
- The Templating Component
Translation
- The Translation Component
- Using the Translator
- Adding Custom Format Support
VarDumper
- The VarDumper Component
- Advanced Usage of the VarDumper 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.