From: Michael Fellinger <m.fellinger@...>
Date: 2008-01-23T15:57:37+09:00
Subject: Re: Converting Strings

On Jan 23, 2008 2:17 PM, Zenki Nine <amateurdesigner@gmail.com> wrote:
> hey,
>
> I'm trying to convert the strings below into an array of all the unique
> words converted to lower case.

manveru@pi ~ % irb
comment = <<COMMENT
This is ruby code.
More lovely code.
Better than PHP.
That is it.
COMMENT
# "This is ruby code.\nMore lovely code.\nBetter than PHP.\nThat is it.\n"
comment.scan(/\w+/).map{|w| w.downcase }.uniq
# ["this", "is", "ruby", "code", "more", "lovely", "better", "than",
"php", "that", "it"]