// a complex array
$var = array(
'pozdrav',
433,
array(1,'niz u nizu'),
'prvi niz'
);
//konvertovanje u string
$string = serialize($var);
echo $string;
//nazad u variable
$nova_var = unserialize($string);
print_r($nova_var) . "
";
echo $nova_var[0] . "
";
echo $nova_var[2][1] . "
";