On Wednesday, 19 January 2022 at 14:06:45 UTC, michaelbi wrote: > i got it, though i still don't know where the [] come from. $ rdmd --eval 'writeln("".array.strip.sort.group.assocArray)' [] $ rdmd --eval 'writeln(typeid("".array.strip.sort.group.assocArray))' uint[dchar] It's what an empty AA looks like.