Upcoming PHP 8.1 Features and Release Timeline
PHP 8.1 is being developed with an Alpha release slated for June and a GA launch in November, introducing enums, new fsync/fdatasync functions, inheritance cache performance gains, Fiber support for async programming, and added xxHash and MurmurHash V3 hashing algorithms.
PHP 8.1 is currently under development, with the first Alpha version planned for June and the official GA release scheduled for November.
Known changes include:
Introduction of Enums – see the RFC .
New fsync() function and fdatasync() function to ensure data and metadata are flushed to storage.
Performance improvements such as an inheritance cache added to the opcache, reducing class inheritance overhead.
Support for "Fibers" to improve PHP's asynchronous capabilities.
Hashing support expanded with xxHash and MurmurHash V3.
For additional details, refer to the Phoronix article: PHP 8.1 Features .
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