can anyone explain it

[sangfroid1]

Hi ,
I came across one awk statement which is as below
awk -F: '$NF >= 1 { print; }' /etc/shadow

-F defines the field separator... but I am not getting what $NF mean ??

 

[PHV]

$NF is the last field's value.

Hope This Helps, PH.
FAQ219-2884
FAQ181-2886

 

[sangfroid1]

ohhh got ya...

just knew that NF is interpreted different from $NF.

Thank you