Editing NF

= Number of Fields = The [[special variable]] NF holds the number of [[field]]s 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 }}}

Summary:

This change is a minor edit.

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