<?php
class A
{
private $a;
private $b;
public function __construct($a)
{
$this->a = $a;
$this->b = $a;
}
public function __sleep()
{
return array('a', 'b');
}
public function __wakeUp()
{
$this->__construct($this->a);
}
public function getA()
{
return $this->a;
}
public function getB()
{
return $this->b;
}
}
class B implements \Serializable
{
private $a;
private $b;
public function __construct($a)
{
$this->a = $a;
$this->b = $a;
}
public function serialize()
{
return serialize(array($this->a, $this->b));
}
public function unserialize($serialized)
{
list($this->a, $this->b) = unserialize($serialized);
$this->__construct($this->a);
}
public function getA()
{
return $this->a;
}
public function getB()
{
return $this->b;
}
}
class C
{
private $a;
private $b;
public function __construct($a)
{
$this->a = $a;
$this->b = $a;
}
public function getA()
{
return $this->a;
}
public function getB()
{
return $this->b;
}
}
$a = new A('a');
$b = new B('b');
$c = new C('c');
$serializedA = serialize($a);
$serializedB = serialize($b);
$serializedC = serialize($c);
var_dump($serializedA);
var_dump($serializedB);
var_dump($serializedC);
Deprecated: B implements the Serializable interface, which is deprecated. Implement __serialize() and __unserialize() instead (or in addition, if support for old PHP versions is necessary) in /in/p8Mr9 on line 35
string(50) "O:1:"A":2:{s:4:" A a";s:1:"a";s:4:" A b";s:1:"a";}"
string(43) "C:1:"B":30:{a:2:{i:0;s:1:"b";i:1;s:1:"b";}}"
string(50) "O:1:"C":2:{s:4:" C a";s:1:"c";s:4:" C b";s:1:"c";}"
string(50) "O:1:"A":2:{s:4:" A a";s:1:"a";s:4:" A b";s:1:"a";}"
string(43) "C:1:"B":30:{a:2:{i:0;s:1:"b";i:1;s:1:"b";}}"
string(50) "O:1:"C":2:{s:4:" C a";s:1:"c";s:4:" C b";s:1:"c";}"
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/p8Mr9 on line 35
string(50) "O:1:"A":2:{s:4:" A a";s:1:"a";s:4:" A b";s:1:"a";}"
string(43) "C:1:"B":30:{a:2:{i:0;s:1:"b";i:1;s:1:"b";}}"
string(50) "O:1:"C":2:{s:4:" C a";s:1:"c";s:4:" C b";s:1:"c";}"
Output for 5.0.5
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/p8Mr9 on line 35
Fatal error: Interface 'Serializable' not found in /in/p8Mr9 on line 35
Process exited with code 255.
Output for 5.0.0 - 5.0.4
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/p8Mr9 on line 35
Fatal error: Class 'Serializable' not found in /in/p8Mr9 on line 35
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/p8Mr9 on line 5
Process exited with code 255.
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/p8Mr9 on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/p8Mr9 on line 5
Process exited with code 255.