There are many PHP 7 upgrade paths one could take. The sheer number of options can be paralyzing. Certainly, there are better ways than upgrading your production server to PHP 7.2 and hoping for the best (in fact, this is not a recommended upgrade path). If upgrading a legacy PHP 5.x application to PHP 7 seems daunting, read on and let’s start eating this elePHPant one byte at a time.