Author: Marc Perkel Date: To: Bradford Carpenter CC: exim-users Subject: Re: [exim] bash or perl question
Bradford Carpenter wrote: > On Thu, 22 Jun 2006 22:47:42 -0700, Marc Perkel wrote:
>
>
>> You wouldn't happen to know a good way to reverse the digits and print
>> the IP address backwards?
>>
>
> I think rev is what you want.
>
> rev /path/to/fileA | sort -u > /path/to/tempA
>
> reverses the characters in each line before sorting, for example.
>
Not quite what I wanted - what I want to do is reverse the numbers in IP
addresses.