Migrating from PHP 8.0.x to PHP 8.1.x
Table of Contents
This new minor version brings with it a number of
new features and a
few incompatibilities
that should be tested for before switching PHP versions in production
environments.
See also the migration guides for PHP versions
7.1.x,
7.2.x,
7.3.x,
7.4.x,
8.0.x.