From: Ruby Fan <jody.glidden@...>
Date: 2008-09-22T06:09:52+09:00
Subject: Re: Iterating through a string

Stefano Crocco wrote:
> Alle Sunday 21 September 2008, Jody Glidden ha scritto:
>> If I try the following...
>>
>> "I love guitar playing".split {|s| s.capitalize}.join(" ")
>>
>> I would expect it to capitalize the first letter of each word but it
>> doesn't seem to work.
>>
>> Any hints on what I'm doing incorrectly?
> 
> 
> String#split doesn't take a block, so that the block you pass to it is
> ignored. What you wrote is equivalent to
> 
> "I love guitar playing".split.join(" ")
> 
> To do what you want, you need to call map on the array returned by
> String#split:
> 
> "I love guitar playing".split.map{|s| s.capitalize}.join(" ")
> 
> I hope this helps
> 
> Stefano

Ahh, I understand.  I must have missed the map/collect functionality.

Thanks.
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