PHP 8.1 RFC: Add return type declarations for internal methods

RFC Title	Add return type declarations for internal methods
Change Type	Improvement
Target Version	PHP 8.1
Created on	2021-03-06
Last Updated on	2021-05-14
RFC Status	Implemented
Documentation	Return types in PHP built-in class methods and deprecation notices New `#[ReturnTypeWillChange]` attribute

RFC Vote: Add return type declarations for internal methods

2021-04-222021-05-06

Implemented

Vote Period	2021-04-22 - 2021-05-06
Passing Threshold	>= 2/3
Vote Results	Yes: 17No: 7

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