__traits() to get parameter details only ? ... hasMember looks up everything within

[Adam D Ruppe]

On Wednesday, 4 August 2021 at 22:01:21 UTC, someone wrote:
> No. I didn't know it ever existed :(

It is good to look at the source code implementations of some of 
those things too. Most are built out of language features and 
some of it is simpler to use directly (and some of it are pretty 
tricky that's educational to look at too).