February 22-24, 2023
Montreal, Canada

What's new in PHP 8.1 and 8.2

In this presentation we'll have a look at the new features added in PHP 8.1 and 8.2.

We'll have a look at how the type system is strengthened with Enumerations and "never", Fibers, a new closure syntax, the First Class Callable Syntax, intersection and disjunctive normal form types, readonly classes, and other smaller features.

At the end you will have a good understanding about all the exciting new features that are new in PHP 8.1 and 8.2.

View all 155 sessions

Derick Rethans

Derick Rethans is a PHP internals expert and author of Xdebug. He works as an independent contractor and consultant on PHP extensions and related projects.

He works for the PHP Foundation to improve PHP, and continues to contribute to the PHP project in numerous forms. He speaks frequently at conferences, is the author of php|architect's Guide to Date and Time Programming, and the co-author of PHP 5 Power Programming. He also hosts the PHP Internals News podcast.

Read More