From: Adam Prescott <adam@...>
Date: 2011-10-05T06:15:02+09:00
Subject: Re: Local vs method vs instance (was: Operator Overloading)

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2011/10/4 Bartosz Dziewo=C5=84ski <matma.rex@gmail.com>

> >> 5. Stabby Lambda variables
> >
> > What do you mean by this?
>
> Regular lambda: a =3D lambda{|x,y| x+y} - it cant have, for example,
> default value for arguments.
>

?

>> l =3D lambda { |x, y=3D2| [x,y] }
=3D> #<Proc:0x8d383a0@(irb):1 (lambda)>

>> l.call(1)
=3D> [1, 2]

>> RUBY_VERSION
=3D> "1.9.2"

As far as I know, ->{} is absolutely no different from lambda {}.

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