From: James Edward Gray II <james@...>
Date: 2006-08-25T06:18:55+09:00
Subject: Re: Alternative to String#to_i ?

On Aug 24, 2006, at 4:10 PM, Jeremy Lizt wrote:

> Is there an alternative method to String#to_i that will return nil
> instead of zero for invalid numerical strings?

Try this:

 >> Integer("junk")
ArgumentError: invalid value for Integer: "junk"
         from (irb):2:in `Integer'
         from (irb):2
         from :0
 >> Integer("junk") rescue nil
=> nil

Hope that helps.

James Edward Gray II