Benchmark PHP 8.1 vs PHP 8.0 vs PHP 7.4 vs PHP 7.3 vs PHP 7.0 vs PHP 5.6 vs PHP 5.5
I have run benchmark PHP 8.1 vs PHP 8.0 which was released on November 25, 2021. New features on PHP 8.1 Enums Fibers Readonly Properties Intersection Types never return type…