Forum: Ruby Re: Loop weirdness

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Kroeger, Simon (ext) (Guest)
on 2006-01-31 15:06
(Received via mailing list)
> the array. However, you are using two in your block. I
> understand (from
> looking at the code), that this assigns each value in the
> item array to
> k and v respectively, but how does that work? Is there any docs about
> that anywhere?

that's the way multiple assignement works in ruby

a, b = 1, 2

a, b = [1, 2]

is equivalent (at least for this purpose).

map yields arrays of two elements in this case and I'm assigning them to
two variables.

cheers

Simon
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