# Opens file $file3 = "c:\\users\\plor\\desktop\\Presc_count2.txt"; $file4 = "c:\\users\\plor\\desktop\\Presc_count3.txt"; open INPUT2, ">", $file4 or die $!; open OUTPUT2, "<", $file3 or die $!; while ($t2 = ) { @lines = split /s+/, $t2; print "$lines[0],$lines[1]\n"; } } close(OUTPUT2); close(INPUT2);