1d #Try eval command /cpu/!b2 e../sed/sed 1q eval.in2 :2 p i--- h #Try eval option s,.* *cpu *,../sed/sed 1q eval.in2; echo "&",e :3 p g i--- h #Try eval option with print s,.* *cpu.*,../sed/sed 1q eval.in2,ep g :4 p i--- $!d #Do some more tests s/.*/Doing some more tests -----------------------/p s,.*,../sed/sed 1q eval.in2,ep i--- s,.*,../sed/sed 1q eval.in2,pe i--- s,.*,../sed/sed 1q eval.in2, h e p g i--- s/^/echo /ep i--- s/^fubar$/echo wozthis/e