question about passing associative array to a function

I have searched and can not understand something about passing AAs to a function. I have reduced the gist of the question to a tiny program below. If I put ref in the function stmt it works, i.e.: ref int[int] aa My confusion is that AAs are supposed to be passed as refs anyway, so I

Re: question about passing associative array to a function

On Sunday, 11 May 2014 at 15:22:29 UTC, John Colvin wrote: On Sunday, 11 May 2014 at 14:46:35 UTC, rbutler wrote: I have searched and can not understand something about passing AAs to a function. I have reduced the gist of the question to a tiny program below. If I put ref in the function