Select Code to Download

sort SUBNAME LIST
sort BLOCK LIST
sort LIST

    # sort lexically
    @articles = sort @files;
...
    use sort '_mergesort';  # note discouraging _
    @new = sort { substr($a, 3, 5) cmp substr($b, 3, 5) } @old;

    @articles = sort {$b <=> $a} @files;

    @articles = sort {$FooPack::b <=> $FooPack::a} @files;