Re: how to manipulate data like awk or perl when visiting a file

[Kevin Rodgers]

reader@newsguy.com wrote:
> I want to get a leg up on how I might manipulate a file like I can
> with shell tools or awk/perl.
>
> Examples:  I want to display only the first field of lines 30 thru 75
>            I want to reverse field 1 and 5 and print those plus 6 of
>            each line.
>            I want to add up the numbers that appears in field 7 of
>            lines 11 through 28 printing the total to ~/sumtot.txt

Are you familiar with M-| (shell-command-on-region)?

--
Kevin Rodgers
Denver, Colorado, USA