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Re: Reg Ex exercise

by Rudolf (Pilgrim)
on Dec 05, 2012 at 16:18 UTC ( #1007318=note: print w/ replies, xml ) Need Help??

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  1. or download this
    if($input =~ /^(-?)((0|\d+).)?\d+$/)
    {
       print ("Yes, it is a number\n");
    }
    
  2. or download this
    if($input =~ /^(-?)(\d+.)?\d+$/)
    

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