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run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(is_array(new SplFixedArray()));
based on ZYjZC
Output for 5.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
bool(false)
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.0.0 - 5.2.17
Fatal error: Class 'SplFixedArray' not found in /in/jJ2tc on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: splfixedarray in /in/jJ2tc on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: splfixedarray in /in/jJ2tc on line 3