3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $list = new SplDoublyLinkedList(); $list->push("a"); $list->push("b"); $ser = $list->serialize(); var_dump($ser); exit; var_dump($list->unserialize($ser)); var_dump(unserialize($ser)); $consumed = null; var_dump(unserialize($ser), $consumed); var_dump($consumed);
Output for 5.4.0 - 7.1.0
string(22) "i:0;:s:1:"a";:s:1:"b";"
Output for 5.3.0 - 5.3.29
Fatal error: Call to undefined method SplDoublyLinkedList::serialize() in /in/mvLHf on line 5
Process exited with code 255.
Output for 5.0.0 - 5.2.17
Fatal error: Class 'SplDoublyLinkedList' not found in /in/mvLHf on line 2
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: spldoublylinkedlist in /in/mvLHf on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: spldoublylinkedlist in /in/mvLHf on line 2