PHP unserialize fails with non-encoded characters?

Question

$ser = \'a:2:{i:0;s:5:\"héllö\";i:1;s:5:\"wörld\";}\'; // fails
$ser2 = \'a:2:{i:0;s:5:\"hello\";i:1;s:5:\"world\";}\'; // works
$out = unserialize($ser);
$out2 = un         


        

Answer 1

Serialize:

foreach ($income_data as $key => &$value)
{
    $value = urlencode($value);
}
$data_str = serialize($income_data);

Unserialize:

$data = unserialize($data_str);
foreach ($data as $key => &$value)
{
    $value = urldecode($value);
}