Join Jon Peck for an in-depth discussion in this video What you should know, part of PHP 5.5 First Look.
Before starting this course, you should have a basic knowledge of the PHP language and have written a few scripts. Without this background, you might not have enough context to understand the significance or utility of the new features, which can be frustrating. For some background or a refresher, I recommend PHP with MySQL Essential Training with Kevin Skoglund, here in the lynda.com online training library. If you're unfamiliar with configuring web server components, check out the course Installing Apache, MySQL, and PHP with David Gassner, here in the lynda.com online training library for a comprehensive perspective on how to best manage the solution stack.
- Using generators to create simple iterators
- Dereferencing strings and arrays
- Enhancing security with the password hashing API
- Replacing APC with OPcache
- Normalizing Boolean and unpack() behavior
- Surveying the removed, incompatible, and deprecated functionality