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run code in 150+ php & hhvm versions
Bugs & Features
<?php echo serialize(new ArrayObject(array()));
Output for 5.3.0 - 7.1.0
C:11:"ArrayObject":21:{x:i:0;a:0:{};m:a:0:{}}
Output for 5.0.0 - 5.2.17
O:11:"ArrayObject":0:{}
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: arrayobject in /in/CEQKJ on line 1
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: arrayobject in /in/CEQKJ on line 1