You are browsing the Symfony 4 documentation, which changes significantly from Symfony 3.x. If your app doesn't use Symfony 4 yet, browse the Symfony 3.4 documentation.

The Mailer Component

4.4 version

The Mailer Component

The Mailer component helps sending emails.


$ composer require symfony/mailer


If you install this component outside of a Symfony application, you must require the vendor/autoload.php file in your code to enable the class autoloading mechanism provided by Composer. Read this article for more details.


We're currently working on the documentation of this component that was just added to Symfony. We'll publish it in a few days.

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