PHP 7: The New New PHP

The next era in the life of our favorite language has come.  PHP 7 brings numerous improvements to PHP, from minor syntactic enhancements to major engine changes to a new, stronger type system.

What does it mean for developers?  What exactly are the new tools at our disposal? Are the changes in PHP 7 worth the upgrade?  We'll try to answer that question, and make the case for upgrading sooner rather than later.