[ale] Riddle me this awk man

[david at systemoverlord.com (David Tomaschik)]

I think the NR==1 is to print a set of headers at the top of the file.
 Just a guess.

David


On Thu, Feb 17, 2011 at 9:03 PM, Geoffrey Myers
<lists at serioustechnology.com> wrote:
> Geoffrey Myers wrote:
>
>> I still wonder whether it's something to do with the actual number of
>> fields. ?If the lines that you think have a single field end or begin
>> with a space, awk will think there is a null field.
>
> Okay, the above assumption is wrong, but the below I think is your
> issue. ?NR == 1 only for the first record.
>
>>
>> Wait a minute. ?Should you be using NF not NR? ?NF == number of fields
>> NR == number of records.
>
>
> --
> Until later, Geoffrey
>
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> - Thomas Jefferson
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-- 
David Tomaschik, RHCE, LPIC-1
System Administrator/Open Source Advocate
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