Every once in a while (well, more often then I’d care to admit, actually), WordPress core surprises me with a function that I had no idea existed. They often come in the form of utility functions, things written when developers decide “oh no, I have to write this piece of logic again?!”. Heck, there have even been talks on these hidden little bits of code that make the world a brighter place.
Today, that function is get_post_types_by_support().
