From: Robert Klemme <shortcutter@...>
Date: 2010-09-16T23:36:02+09:00
Subject: Re: How the regular expression to match "//"?

On Thu, Sep 16, 2010 at 4:22 PM, Brian Candler <b.candler@pobox.com> wrote:
>>  if line =~ /^////.*/
>
> if line =~ /^\/\//
>
> if line =~ %r{^//}
>
> (note that the .* does nothing in your original regexp, i.e. it can be
> removed without changing the behaviour)

For comment lines it's probably better to allow for some indentation:

if %r{^\s*//} =~ line
  puts "This is a comment: #{line}"
end

Kind regards

robert

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