From: Daniel Sheppard <daniels@...>
Date: 2005-10-28T14:51:25+09:00
Subject: Re: difference between the each iterator and the collect iterator?

It's the return value of those two methods

[1,2,3,4].each { |x| x + 5 } will return [1,2,3,4]

[1,2,3,4].each { |x| x + 5 } will return [6,7,8,9] 

> -----Original Message-----
> From: vasten@gmail.com [mailto:vasten@gmail.com] 
> Sent: Friday, 28 October 2005 1:17 PM
> To: ruby-talk ML
> Subject: difference between the each iterator and the collect 
> iterator?
> 
> Hi:
> I am a newbie as far as Ruby is concerned. I was going 
> through the programming ruby book (2nd Edition), but was not 
> able to figure out the difference between the 2 statements:
> 
> [1, 2, 3, 4].collect{[i] puts i }
> and
> [1, 2, 3, 4].each{|i| puts i }
> 
> Can some guru in this group shed some light?
> 
> Thanks.
> 
> 
> 
> 
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