symfony/event-dispatcher

Provides tools that allow your application components to communicate with each other by dispatching events and listening to them

v8.1.0 2026-05-29 05:06 UTC

Requires

• php: >=8.4.1
• symfony/deprecation-contracts: ^2.5|^3
• symfony/event-dispatcher-contracts: ^2.5|^3

Requires (Dev)

• psr/log: ^1|^2|^3
• symfony/config: ^7.4|^8.0
• symfony/dependency-injection: ^7.4|^8.0
• symfony/error-handler: ^7.4|^8.0
• symfony/expression-language: ^7.4|^8.0
• symfony/framework-bundle: ^7.4|^8.0
• symfony/http-foundation: ^7.4|^8.0
• symfony/service-contracts: ^2.5|^3
• symfony/stopwatch: ^7.4|^8.0

Provides

• psr/event-dispatcher-implementation: 1.0
• symfony/event-dispatcher-implementation: 2.0|3.0

Conflicts

• symfony/security-http: <7.4
• symfony/service-contracts: <2.5

MIT

• Fabien Potencier
• Symfony Community

README

The EventDispatcher component provides tools that allow your application components to communicate with each other by dispatching events and listening to them.

Sponsor

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Resources

• Documentation
• Contributing
• Report issues and send Pull Requests in the main Symfony repository