Re: select("#", ...) idiom

[Wim Couwenberg <wcou@...>]

> ... may be an expression, but the question is: what does # do when
> applied to multiple values? It can discard all of them except the
> first, or it can count them.
>
> Given the second interpretation, #{whatever} and #"whatever" work as
> now, but #... returns the count of arguments; 

And what if ... *is* only a single item?

Also, there will be situations where you can get very unexpected results:

    #string.gsub(a, b ,c)  -- this is always 2!

In this case you must carefully write:

    #(string.gsub(a, b, c))

--
Wim