shithub: trueawk

ref: acde9cddfda6e49d5093c6deee0076c6415d6ded
dir: /testdir/t.set0/

View raw version 
{$0 = $1; print; print NF, $0; print $2}
{$(0) = $1; print; print NF, $0; print $2}
{ i = 1; $(i) = $i+1; print }