for (<C:\\newfiles\\*.htm>) {
  unlink if (-M > $somenumberofdays);
}


##</code><code>##

$;=sub{$/};@;=map{my($a,$b)=($_,$;);$;=sub{$a.$b->()}}
split//,".rekcah lreP rehtona tsuJ";$\=$ ;->();print$/