What’s New in PHP 8.1: Enums, First-Class Callables, Fibers, Readonly Properties, and More
Why the open web links it
Explains new features in PHP 8.1 including enums, readonly properties, and fibers with insights from core developers.
Linked by 3 independent sites, 2 of them widely read in the 2026-10 crawl of the open web, including jetbrains.com, habr.com, lasemanaphp.com.