Re: Lua 5.3 Proposal: Bring back pack()/unpack() for storing

["Thiago L." <fakedme@...>]

On 14/04/2014 08:28, John Hind wrote:
> > Date: Sun, 13 Apr 2014 18:34:07 -0700
> > Subject: Lua 5.3 Proposal: Bring back pack()/unpack() for storing
> > 	varargs
> >
> > Simple and sweet:
> >
> > I'd like to see pack()/unpack() added back for compressing a number of
> > objects on the stack into a userdata and "unpacking" them to where a
> > vararg might be expected.
> It would be neat if Lua could support indexing semantics on the vararg
> operator:
>
> n = #... -- number of varargs.
> v = ...[2] -- recover vararg by index.
>
> - John
Wouldn't that be like...
n = select('#',...)
v = (select(2,...))