my $quotedfullelementpath = "\"" . $folderfullpath . "/" . $element . "\"";

##</code><code>##

my $quotedfullelementpath = '"' . $folderfullpath . '/' . $element . '"';
my $quotedfullelementpath = q{"} . $folderfullpath . q{/} . $element . q{"};

use Readonly;
Readonly my $DQUOTE => q{"};
Readonly my $SLASH  => q{/};

my $quotedfullelementpath 
    = $DQUOTE . $folderfullpath . $SLASH . $element . $DQUOTE;
my $quotedfullelementpath = qq{"$folderfullpath/$element "};