The Laracasts site has posted a set of videos that can help you learn all about PHP7 and get you up to speed before this next major release is available for download (well, a stable release anyway).
Slated for release in October, 2015, PHP 7 brings a wealth of new features, bug fixes, and performance improvements. If you're curious, come with me, as I demonstrate what's new!
The videos cover some of the major new features coming to the language including:
More videos are coming too, including one already listed showing how to use anonymous classes. Keep an eye on this series to learn all about PHP 7 before it's even released.