A D vs. Rust example

[Stefan Hertenberger]

On Friday, 21 October 2022 at 13:44:56 UTC, Don Allen wrote:
>
> Which is contrary to the purpose of using closures -- to 
> capture free variables in the lexical environment, rather than 
> having to pass them as arguments. What you have done above 
> could (and should) be re-written with ordinary functions.

You are right, not sure what i had in mind while writing this :(