Symfony 4.2.0 released

November 30, 2018 · Published by Avatar of Fabien Potencier Fabien Potencier

Warning: Symfony 4.2 is no longer supported. Consider upgrading your applications to the most recent Symfony version.

Symfony 4.2.0 has just been released. Here is a list of the most important changes:

  • bug #29343 [Form] Handle all case variants of "nan" when parsing a number (@mwhudson, @xabbuh)
  • bug #29373 [Routing] fix trailing slash redirection (@nicolas-grekas)
  • bug #29355 [PropertyAccess] calculate cache keys for property setters depending on the value (@xabbuh)
  • bug #29369 [DI] fix combinatorial explosion when analyzing the service graph (@nicolas-grekas)
  • bug #29349 [Debug] workaround opcache bug mutating "$this" !?! (@nicolas-grekas)
  • bug #29344 Fixes sprintf(): Too few arguments in Translator (@stephanedelprat)
  • bug #29318 [Console] Move back root exception to stack trace in verbose mode (@chalasr)

Want to upgrade to this new release? Fortunately, because Symfony protects backwards-compatibility very closely, this should be quite easy. Read our upgrade documentation to learn more.

Want to be notified whenever a new Symfony release is published? Or when a version is not maintained anymore? Or only when a security issue is fixed? Consider subscribing to the Symfony Roadmap Notifications.

Published in #Releases

Help the Symfony project!

As with any Open-Source project, contributing code or documentation is the most common way to help, but we also have a wide range of sponsoring opportunities.

Comments

Avatar of Javier Eguiluz
Javier Eguiluz Certified said on Nov 30, 2018
Please keep in mind that the changelog of this blog post is generated automatically and it only contains the changes since last version, which was Symfony 4.2.0 Release Candidate 1.

For the whole list of new Symfony 4.2 features, check https://symfony.com/blog/symfony-4-2-curated-new-features
Avatar of Dimitri Gritsajuk
Dimitri Gritsajuk Certified said on Nov 30, 2018
Yeah! great work! cache, env, messenger
Avatar of Massimiliano Arione
Massimiliano Arione said on Nov 30, 2018
It looks like https://symfony.com/roadmap is not (yet) up to date
Avatar of Daniel
Daniel said on Nov 30, 2018
Great, many thanks.
Avatar of Eirik Alfstad Johansen
Eirik Alfstad Johansen said on Nov 30, 2018
In this tweet (https://twitter.com/weaverryan/status/1059829826096427009) Ryan Weaver suggests making an addition to the composer.json file in order to improve performance. It seems like this line needs to be updated when upgrading to 4.2. Should this perhaps be documented somewhere?
Avatar of Mathieu H
Mathieu H said on Dec 2, 2018
realeased but cannot install with composer :
composer create-project symfony/website-skeleton anothertest42 4.2
[InvalidArgumentException]
Could not find package symfony/website-skeleton with version 4.2.
Avatar of H R Indika Aruna Kumara
H R Indika Aruna Kumara said on Dec 3, 2018
Upgraded 4.1 to 4.2 . Its work fine .
Thanks for great work
Avatar of Mathieu H
Mathieu H said on Dec 6, 2018
sorry it works fine for get the symfony 4.2 with composer, i was using a wrong command...

if i specify the version 4.2... composer cannot get the 4.2 version... :

wrong command :
> composer create-project symfony/website-skeleton test42 4.2

good command :
> composer create-project symfony/website-skeleton test42
Avatar of mashuai
mashuai said on Dec 15, 2018
use function dd Notice: Undefined index: argv . why

Comments are closed.

To ensure that comments stay relevant, they are closed for old posts.