On Friday, 16 August 2024 at 11:37:08 UTC, Nick Treleaven wrote: > On Friday, 16 August 2024 at 06:15:18 UTC, Bruce wrote: > ```d > string s = a.dup; // copy to heap, assuming you need the data > to escape (use a[] otherwise) > s.writeln(); > ``` I think you meant `idup`? `dup` will make it mutable.