3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class A{} echo is_sublass_of('A', 'A');
based on YLlv4
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined function is_sublass_of() in /in/hoc8o:5 Stack trace: #0 {main} thrown in /in/hoc8o on line 5
Process exited with code 255.
Output for 5.3.19 - 5.6.28
Fatal error: Call to undefined function is_sublass_of() in /in/hoc8o on line 5
Process exited with code 255.