详解php中serialize()和unserialize()函数

<?php 
$array = array(); 
$array['keys'] = 'www'; 
$array['values']='11111'; 
$a = serialize($array); 
echo $a; 
unset($array); 
$a = unserialize($a); 
print_r($a); 
?> 

a:2:{s:4:"keys";s:3:"www";s:6:"values";s:5:"11111";}

Array ( [keys] => www [values] => 11111 )