On Monday, 4 February 2019 at 19:23:26 UTC, Jacob Carlborg wrote:
You can call it with or without parentheses. It applies to all functions that don't take any arguments or functions taking a single argument and are called using UFCS [1].[1] https://dlang.org/spec/function.html#pseudo-member
Okay, that explains a few things that I still hadn't caught onto. Thanks.