Variadic All The Yields

no-email (Damien Seguy), Damien Seguy
Sat, 04 Mar 2023 00:00:00 +0000

The ellipsis operator works on generators: it is akin to a foreach() on all the values, or a call to iterator_to_array().
Here, the generator produces three values, and they are used to fill the three argument positions. It makes a kind of shortcut.