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On Fri, May 06, 2011 at 04:27:53PM +0900, Jesù¸ Gabriel y GaláÏ wrote:
> 
> If you need to check if the full string is a valid number, you can use
> Kernel#Integer, which will raise an exception:

Wow.  Somehow I never found that.  All this time, I've been doing this:

    if foo.to_i.to_s == foo

. . . or, if appropriate:

    if foo.to_i.to_s == foo.chomp

Thanks for mentioning the Integer() approach.

-- 
Chad Perrin [ original content licensed OWL: http://owl.apotheon.org ]

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