Migrating from PHP 7.4.x to PHP 8.0.x

Table of Contents

• New Features
• New Classes and Interfaces
• Backward Incompatible Changes
• Deprecated Features
• Other Changes

This new major version brings with it a number of new features and some incompatibilities that should be tested for before switching PHP versions in production environments.

See also the migration guides for PHP versions 7.0.x, 7.1.x, 7.2.x, 7.3.x. 7.4.x.