Is there any reason to use non-ref foreach?

[James Blachly]

On Friday, 31 August 2018 at 12:52:17 UTC, bauss wrote:
>
> So basically ... Instead of copying the value, you're just 
> copying the address.
>
> I can't see the benefit other than added complexity.

I assume a benefit could be observed if you are copying a large 
struct instead of an int.