still confused about call by reference

[Jarrett Billingsley]

"Nathan Reed" <nathaniel.reed at gmail.com> wrote in message 
news:fg40ac$2fuo$1 at digitalmars.com...
>
> Honestly, I'm not entirely sure what D's 'ref' parameter-storage class is 
> for, since AFAICT all the uses of pass-by-reference are covered by in, 
> out, and inout.

'ref' is an alias of 'inout' at least for the time being.  It was introduced 
for forwards compatibility, as it seems likely that we will be getting 
reference returns, and returning an 'inout' doesn't really make much sense.