PHP 7.2 Essentials

PHP 5 is dead. Long live PHP 7. A new version 7.2 is just around the corner and it’s time to upgrade.

Transcript

1. PHP 7.2 Essentials Peter Kokot
2. Agenda PHP 5 is dead. Long live PHP 7. A new version 7.2 is just around the corner and it’s time to upgrade. You will learn state of the art PHP features and how to safely upgrade your projects. • PHP versions • Why upgrading? • PHP 7.2 new features • Removed features
3. Peter Kokot github.com/petk @peter_kokot
5. PHP 5 → PHP 7 PHP versions stats 2017.2 edition: https://seld.be/notes/php-versions-stats-2017-2-edition
6. PHP 5 → PHP 7
7. Why upgrading? • Analogy with Windows XP • Additional performance boost • Security
8. Why upgrading?
9. Why upgrading? Additional performance boost - micro_bench.php (lower is better)
10. Why upgrading? Additional performance boost - bench.php (lower is better)
11. New PHP 7.2 features • New bundled extension - sodium • New object type • Extension loading by name • Allow abstract method overriding • Password hashing with Argon2 • Extended string types for ext/PDO • Additional emulated prepares debugging information for ext/PDO
12. Sodium
13. New object type
14. Extension loading by name
15. Allow abstract method overriding
16. Password hashing with Argon2 PHP needs to be compiled with --with-password-argon2 configure option
17. Backward incompatible changes • Windows 7/Server 2008 R2 minimal versions supported
18. How to upgrade • Check all the changes at http://php.net/manual/en/migration72.php • Follow and use PHP 7 compatibility checker from https://github.com/sstalle/php7cc • Ubuntu repositories: Ondřej Surý • Fedora/CentOS/RHEL: https://rpms.remirepo.net/ • Docker official images https://hub.docker.com/_/php/ • Docker PHP.earth images for Alpine Linux: https://php.earth/docs/linux/alpine •
19. Exakat A real time PHP static analyser from PHP 5.2 to PHP 7.2 https://www.exakat.io/
20. Upgrade!
21. Thank you!