From: Arlen Cuss <celtic@...>
Date: 2008-04-18T10:35:20+09:00
Subject: Re: Parallel for loop

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Hi,

On Fri, Apr 18, 2008 at 11:15 AM, Fredrik <fredjoha@gmail.com> wrote:

> I was thinking about that too, but as far as I understand it Ruby only
> allows optional arguments to be the last arguments - i.e. the "n"
> parameter would have to appear after the code block. And that would
> look strange : forkmap{ code }(4).
>
>

It's different with blocks:

irb(main):029:0> def this_that(val=nil)
irb(main):030:1>   puts "infinite?" if val.nil?
irb(main):031:1>   yield 42
irb(main):032:1> end
=> nil
irb(main):033:0> this_that {|a| p a}
infinite?
42
=> nil
irb(main):034:0> this_that(9) {|a| p a}
42
=> nil
irb(main):035:0>


Arlen

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