PHP Serialize

<?php
function r($var)
{
    echo '<pre>';
    var_dump($var);
    echo '<pre>';
}

$arr = array(
    "Table",
    25,
    13.37,
    true
);

// Raw array
r($arr);
/* OUTPUTS:
array(4) {
  [0]=>
  string(5) "Table"
  [1]=>
  int(25)
  [2]=>
  float(13.37)
  [3]=>
  bool(true)
}
*/

// Serialize it
$ser = serialize($arr);
echo $ser

/* OUTPUTS:
a:4:{i:0;s:5:"Table";i:1;i:25;i:2;d:13.3699999999999992184029906638897955417633056640625;i:3;b:1;}
*/

// Unserialize the serialized array
r(unserialize($ser));

/* OUTPUTS:
array(4) {
  [0]=>
  string(5) "Table"
  [1]=>
  int(25)
  [2]=>
  float(13.37)
  [3]=>
  bool(true)
}
*/
?>