Migrating to Symfony 4 - Speaker Deck

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Denis Brumann  @dbrumann  [email protected] Migrating to Symfony 4 1 from Symfony 2 & 3

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Denis Brumann  @dbrumann  [email protected] 2 Denis Brumann Software Developer Berlin, Germany

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Denis Brumann  @dbrumann  [email protected] 3 https://symfony.com/doc/current/contributing/community/releases.html

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Denis Brumann  @dbrumann  [email protected] 4 https://symfony.com/roadmap Symfony Version End of Support End Of Security Fixes 2.8 (LTS) November 2018 November 2019 3.4 (LTS) November 2020 November 2021 4.0 July 2018 January 2019

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Denis Brumann  @dbrumann  [email protected] 5 Flex is not your only option

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Denis Brumann  @dbrumann  [email protected] 6

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Denis Brumann  @dbrumann  [email protected] 7 https://symfony.com/blog/new-in-symfony-3-3-persisted-deprecation-logs

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Denis Brumann  @dbrumann  [email protected] 8 Step 1: Add symfony/flex as a dependency from Symfony 3.4

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Denis Brumann  @dbrumann  [email protected] 9 Step 2: Remove the symfony/symfony package

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Denis Brumann  @dbrumann  [email protected] 10 Step 3: Make sure symfony/symfony is not kept

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Denis Brumann  @dbrumann  [email protected] 11 optionally: stay with Symfony 3.4 ﬁrst

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Denis Brumann  @dbrumann  [email protected] 12 Step 4: Manually require your Symfony dependencies

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Denis Brumann  @dbrumann  [email protected] 13 Step 5: Copy & adjust your conﬁguration

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Denis Brumann  @dbrumann  [email protected] 14 Symfony 3 Symfony 4

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Denis Brumann  @dbrumann  [email protected] 14 Symfony 3 Symfony 4

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Denis Brumann  @dbrumann  [email protected] 14 Symfony 3 Symfony 4

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