open(INPUT, "chr3and12.primerTXT"); while (){ if (/^"W /){ s/"//g; s/\s//g; s/\n//; print "\n"; print; print " "; } elsif (/^"/){ s/"//g; s/\s//g; s/\n//; print; print " "; } if (/^0,/){ s/^0,//; s/ bp//; s/\n//; print; print " "; } }