[ale] Question about awk

[Chuck Payne]

On Thu, Sep 17, 2009 at 10:24 AM, Chuck Payne <terrorpup at gmail.com> wrote:
> On Thu, Sep 17, 2009 at 8:40 AM, Ed Cashin <ecashin at noserose.net> wrote:
>> On Thu, Sep 17, 2009 at 7:36 AM, Geoffrey <lists at serioustechnology.com> wrote:
>> ...
>>> awk -F '[\\[\\]]' '/Recipient address rejected/ {print $10}'
>>
>> Bravo!  :)
>>
>> For fields that are near the end, it's sometimes more readable or
>> convenient to use the "NF" variable for number of fields, like this:
>>
>>  bash$ echo one two three four | awk '{print $(NF-1)}'
>>  three
>>
>> Not sure if that's helpful here, but I like that awk feature.
>>
>> --
>>  Ed Cashin <ecashin at noserose.net>
>>  http://noserose.net/e/
>> _______________________________________________
>> Ale mailing list
>> Ale at ale.org
>> http://mail.ale.org/mailman/listinfo/ale
>>
>
> Got the information I want, do I use the string like this?
>
> awk -F '[\\[\\]]' '/Recipient address rejected/ {print $10}' mail.log
>
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If I do .....

awk -F '[\\[\\]]' '/Recipient address rejected/ {print $10}' mail

You can tell that it looking, because you can see a whole bunch of
blank lines go by.

-- 
----------------------------------------
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-----------------------------------------
openSUSE -- http://en.opensuse.org/User:Terrorpup
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twitter -- terrorpup
friendfeed -- http://friendfeed.com/terrorpup

Come join me at the Atlanta Linux Fest, September 19th, 2009
http://atlantalinuxfest.org/.