NF

Last edit

Summary: example added

Changed:

< The [[expression]] $NF is used to refer to the last [[field]] in the [[current record]].

to

> The [[expression]] $NF is used to refer to the last [[field]] in the [[current record]]. The following [[script]] outputs the first and last [[field]] from each [[record]]:
> {{{
> awk '{ print $1,$NF }' filename
> }}}


Number of Fields

The special variable NF holds the number of fields in the [[current_record?]].

Last Record

The [[expression?]] $NF is used to refer to the last field in the [[current_record?]]. The following [[script?]] outputs the first and last field from each record:

 awk '{ print $1,$NF }' filename