From: Robert Klemme <shortcutter@...>
Date: 2011-12-27T03:20:33+09:00
Subject: Re: Scan - variable as pattern

On Mon, Dec 26, 2011 at 4:23 AM, Chris Hulan <chris.hulan@gmail.com> wrote:
> The docs for rRegexp (http://www.ruby-doc.org/core-1.9.3/Regexp.html)
> have a example
> you need str.scan /#{s}/

I'd prefer to pass a Regexp instance directly in the variable:

# any of these will do
r = /./
r = Regexp.new '.'
r = /#{s}/

str.scan r do |match|
...
end

Cheers

robert

-- 
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