Serialize

<?php
   $array["a"] = "Foo";
   $array["b"] = "Bar";
   $array["c"] = "Baz";
   $array["d"] = "Wom";

   $str = serialize($array);
   $strenc = urlencode($str);
   print $str . "\n";
   print $strenc . "\n";
?>

<?php
   $arr = unserialize(urldecode($strenc));
   var_dump($arr);
?>