<?php
 
$a = array('a' => 'Apple' ,'b' => 'banana' , 'c' => 'Coconut');
 
//序列化数组
 
$s = serialize($a);
 
echo $s;
 
//输出结果：a:3:{s:1:"a";s:5:"Apple";s:1:"b";s:6:"banana";s:1:"c";s:7:"Coconut";}
 
echo '<br /><br />';
 
//反序列化
 
$o = unserialize($s);
 
print_r($o);
 
//输出结果 Array ( [a] => Apple [b] => banana => Coconut )
 
?>

//反序列化
$o = unserialize($s);
print_r($o);
//输出结果 Array ( [a] => Apple [b] => banana => Coconut )
?>

$obj = array();
//序列化
$s = base64_encode(serialize($obj));
//反序列化
$original = unserialize(base64_decode($s));

//定义一个用来序列化对象的函数
 function my_serialize( $obj )
{
  return base64_encode(gzcompress(serialize($obj)));
}
//反序列化
function my_unserialize($txt)
{
  return unserialize(gzuncompress(base64_decode($txt)));
}

$a = array('a' => 'Apple' ,'b' => 'banana' , 'c' => 'Coconut');
//序列化数组
$s = json_encode($a);
echo $s;
//输出结果：{"a":"Apple","b":"banana","c":"Coconut"}
echo '<br /><br />';
//反序列化
$o = json_decode($s);

 $a = array('a' => 'Apple' ,'b' => 'banana' , 'c' => 'Coconut');
 
//序列化数组
 
$s = var_export($a , true);
 
echo $s;
 
//输出结果： array ( 'a' => 'Apple', 'b' => 'banana', 'c' => 'Coconut', )
 
echo '<br /><br />';
 
//反序列化
 
eval('$my_var=' . $s . ';');
 
print_r($my_var);

$a = array('a' => 'Apple' ,'b' => 'banana' , 'c' => 'Coconut');
 
//序列化数组
$s = wddx_serialize_value($a);
echo $s;
 
//输出结果（查看输出字符串的源码）：<wddxPacket version='1.0'><header/><data><struct><var name='a'><string>Apple</string></var><var name='b'><string>banana</string></var><var name='c'><string>Coconut</string></var></struct></data></wddxPacket>
 
echo '<br /><br />';
 
//反序列化
$o = wddx_deserialize($s);
print_r($o);
//输出结果：Array ( [a] => Apple [b] => banana 1 => Coconut )