Dereference MultiLevel (Reference yang di Reference yang di Reference dan selanjutnya)

Misal lihat kode dibawah ini

$multi = 10;
$mmulti = \$multi;
$mmmulti = \$mmulti;
$mmmmulti = \$mmmulti;

print $$mmulti, "\n"; # dereference level 1 ($ + 1)
print $$$mmmulti, "\n"; # dereference level 2 ($ + 2)
print $$$$mmmmulti, "\n"; # dereference level 3 ($ + 3)

.."..Blogging : Programing.."..