http://www.perlmonks.org?node_id=468739


in reply to Detect if a scalar is NaN

On page 44 of the Perl Cookbook there is an excellent discussion on how to test whether or not a string is a number. If you do not already have the book, I highly recommend you get it.
davidj

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Re^2: Detect if a scalar is NaN
by User36 (Initiate) on Jun 21, 2005 at 16:41 UTC
    Yea I have it. It is a great resource thanks for the help.