Migrating from PHP 5.5.x to PHP 5.6.x
Table of Contents
- Backward incompatible changes
- New features
- Deprecated features in PHP 5.6.x
- Changed functions
- New functions
- OpenSSL changes in PHP 5.6.x
- Other changes to extensions
- New global constants
Most improvements in PHP 5.6.x have no impact on existing code. There are a few incompatibilities and new features that should be considered, and code should be tested before switching PHP versions in production environments.