From: Joel Pearson <lists@...>
Date: 2013-03-14T18:06:34+09:00
Subject: Re: question on watir

object.is_a?( Hash ) is the one I usually use.

By the way, this caught me out for a while. When using a case statement 
to check classes, the syntax is a bit different from if statements:

case object
when Hash
end

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