3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { var $one = "111"; function __construct() { echo "construct";} function __destruct() { echo "destruct".$this->one;} function __wakeup() { echo "wakeup";} } //$at = new A(); $x = 'O:1:"A":1:{s:3:"one";s:13:"__construct()";}'; echo $x; $u = unserialize($x); var_dump($u); ?>
Output for 5.1.3 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
O:1:"A":1:{s:3:"one";s:13:"__construct()";}wakeupobject(A)#1 (1) { ["one"]=> string(13) "__construct()" } destruct__construct()
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.2
Strict Standards: var: Deprecated. Please use the public/private/protected modifiers in /in/YtPNu on line 2 O:1:"A":1:{s:3:"one";s:13:"__construct()";}wakeupobject(A)#1 (1) { ["one"]=> string(13) "__construct()" } destruct__construct()
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9
O:1:"A":1:{s:3:"one";s:13:"__construct()";}wakeupobject(a)(1) { ["one"]=> string(13) "__construct()" }

preferences:
259.54 ms | 401 KiB | 306 Q