3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $dll = new SplDoublyLinkedList(); $dll->push(2); $dll->push(3); $dll->unshift(5); $dll->rewind(); while($dll->valid()){ echo $dll->current().'<br />'; $dll->next();//switch to next list item }
Output for 5.3.0 - 5.6.28, hhvm-3.10.0, 7.0.0 - 7.1.0
5<br />2<br />3<br />
Output for hhvm-3.12.0

Process exited with code 137.
Output for 5.0.0 - 5.2.17
Fatal error: Class 'SplDoublyLinkedList' not found in /in/cpcRj on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: spldoublylinkedlist in /in/cpcRj on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: spldoublylinkedlist in /in/cpcRj on line 3