« Living on the edge » blog posts
A series of posts showcasing the new features introduced by each Symfony version.
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Symfony 4.0 and 3.4 have the same new features because both were released at the same time. Learn more about the Symfony release process.
Symfony 3.4 adds new HTML5 form types ("tel" and "color"), new options for TimezoneType and support for callbacks in the delete_empty option.
October 5, 2017
#Living on the edge
In Symfony 3.4, the kernel of the application can implement CompilerPassInterface to define a compiler pass in it.
October 4, 2017
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Symfony 3.4 adds a new form theme for Bootstrap 4, the most popular front-end component library.
October 3, 2017
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Symfony 3.4 includes an Argon2i password hasher , a modern alternative to Bcrypt natively supported by PHP 7.2.
October 2, 2017
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Symfony 3.4 provides new configuration options so you can generate the right URL for assets out of the HTTP context, for example in a command console.
September 29, 2017
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Symfony 3.4 deprecates bundle inheritance, but Symfony still provides lots of alternatives to override the resources of third-party bundles in your application.
September 28, 2017
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Symfony 3.4 adds a new CoverageListener to the PHPUnit Bridge component to create more precise code coverage reports.
September 27, 2017
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Symfony 3.4 introduces a new (optional) PHP-based configuration format to define routes and services using a fluent interface.
September 26, 2017
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Symfony 3.4 allows to define the data type of the value stored in environment variables and also defines some operators to transform their values before using them.
September 22, 2017
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In Symfony 3.4, comparison constraints can get the value of any other property without having to define a full expression.
September 21, 2017
#Living on the edge