On Thu, 24 Jan 2019 at 15:06, <naitsi...@e.mail.de> wrote: > > Sorry, what I wanted to ask was, what happens if `__serialize()` and > `__SLEEP()` are implemented? xD >
This is covered in the RFC: > If a class has both __sleep() and __serialize(), then the latter will be preferred. In other words, if both are included, only __serialize() will be run by PHP >= 7.4 (but __sleep() will be called by PHP <= 7.3, providing an upgrade path). Regards, -- Rowan Collins [IMSoP]