use Data::Dumper; my @pal_files = glob '*palindromes.csv'; print Dumper(\@pal_files); #### for my $file (@pal_files) { open my $IN, '<', $file or die "$file: $!\n"; while (my $line = <$IN>) { # Process the line... } } #### @ARGV = glob '*palindromes.csv'; while (my $line = <>) { # Process the line... } #### ($q=q:Sq=~/;[c](.)(.)/;chr(-||-|5+lengthSq)`"S|oS2"`map{chr |+ord }map{substrSq`S_+|`|}3E|-|`7**2-3:)=~y+S|`+$1,++print+eval$q,q,a,