If you enjoy reading my blog, you could consider supporting me on Patreon. The "end of life" versions should be avoided at all costs, usually a version goes into the "end of life" phase after three years.
As a sidenote: the new PHP version after PHP 5.6 is PHP 7 and 6 was skipped; but that's a story for another day.
And there are exiting times to come: 2020 will be the year of the new major release, since PHP 8 is coming by the end of the year!
What's new in PHP 8PHP in 2020What's new in PHP 7.4How to upgrade to PHP 7.4 on a Mac