著者: Bradford Carpenter 日付: To: Marc Perkel CC: exim-users 題目: Re: [exim] bash or perl question
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.