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Top Forums UNIX for Dummies Questions & Answers Print first, second, every nth, and last record Post 302552404 by agama on Friday 2nd of September 2011 09:17:50 PM
Old 09-02-2011
I think this will work. Set n= to the desired value (9th line in the example):


Code:
    awk -v n=9 ' NR < 3  ||  !(NR % n)  { print; }'

You can always hard code the variable (doing it this way allows inclusion in a script with flexibility. You can also make it much more cryptic:


Code:
awk 'NR < 3 || !(NR % 9)'

 

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