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  1. or download this
        ...
        my @hits = ();
    ...
        }                           # (end of this little "for loop"
        if ($got_a_pattern)  {
            ...
    
  2. or download this
        ...
        for my $chr ( split //, $doword ) {
    ...
        }
        if ($got_a_pattern)  {
            ...
    
  3. or download this
        foreach (@template2) {
            $_  =~ tr/ //d;
            if ($_ eq " ") { next; }
            push @template,$_;
        }
    
  4. or download this
            tr/ //d;
            push @template, $_  if ($_);  # true when $_ is not an empty s
    +tring