Just another example of missing string interpolation

[Commander Zot]

On Thursday, 12 October 2023 at 19:56:48 UTC, kdevel wrote:
> On Thursday, 12 October 2023 at 17:25:09 UTC, Commander Zot 
> wrote:
>> [...]
>>     writeln(interp!"i has $speed !");
>
> What about
>
> ```d
> writeln(interp!"i has $speed,$speed !");
> ```
>
> ?

my code was just an example, you'd have to properly do the 
parsing of the string. but there are already packages on dub for 
that