Overview
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Symfony 4! Flex! Autowiring! Buzzwords!Symfony 4 comes with a whole new way of developing your apps: faster and more flexible than ever. But how can you upgrade a Symfony 3 app to Symfony 4? And how can you leverage Symfony Flex if you have an existing project? In this tutorial, we'll cover:Upgrading to Symfony 3.4Fixing deprecations & the continuous upgrade pathUpdating to the Symfony Flex directory structureMoving onto Symfony 4There's no reason to get left behind. Let's go!
