New
2.0
Added return types, see https://www.php-fig.org/psr/psr-7/meta/#72-type-additions
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Changelog
The purpose of this PSR is to provide a set of common interfaces for HTTP messages as described in RFC 7230 and RFC 7231
Added return types, see https://www.php-fig.org/psr/psr-7/meta/#72-type-additions