From: Ben Bleything <ben@...>
Date: 2008-02-20T10:58:12+09:00
Subject: Re: IP Address to Decimal - is an one-liner possible?

On Wed, Feb 20, 2008, Tiago Pinto wrote:
> Hi guys,
> 
> A friend of mine needs to convert a string containing an IP Address
> (such as "127.0.0.1") to a decimal (that example would translate to
> 2130706433, <http://www.allredroster.com/iptodec.htm> said).
>
> What do you think? There's a way to do this? Is this just a silly question?

Check it:

  require 'ipaddr'
  IPAddr.new( '127.0.0.1' ).to_i
  => 2130706433

So, you can do this:

superx ~ > ruby -ripaddr -e 'puts IPAddr.new( "127.0.0.1" ).to_i'
2130706433

YEAH.

Ben