On November 30, 2017 new version of Symfony Framework has been released and it looks like core team followed the Star Wars numbering pattern, as 4th version is much better, leaving previous three behind as they look like ‘prequels’ now.

In this article, I will try to sum up all important changes made in Symfony 4, so if you are familiar with Symfony 3 and want to get known with new version — this article is for YOU!

Introduction

Internally, Symfony 4.0 is “just” Symfony 3.4 with removed deprecations.
But from outside there is a big leap…