From: "Saji N. Hameed" <saji@...21.net>
Date: 2009-03-17T13:56:16+09:00
Subject: Re: numeric boolean check



> Is there a way to check for numeric in Ruby similar to the way you can
> in Lisp?
> 
> (number? 5)      => #t
> (number? -0.453) => #t
> (number? 'a)     => #f

irb(main):021:0> (10/3.0).is_a? Numeric
=> true
irb(main):022:0> (10/3).is_a? Numeric
=> true
irb(main):023:0> "a".is_a? Numeric
=> false


saji
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Saji N. Hameed

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