3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php //interface common { function get($index); } interface legacy extends common { function get($index); } interface modern extends common { function get($index); } class modernImpl implements modern { public function get($index) {} } class defaultImpl extends modernImpl implements legacy { public function get($index) {} }
Output for 5.0.5 - 5.6.28, 7.0.0 - 7.1.0
Fatal error: Interface 'common' not found in /in/EJRkP on line 4
Process exited with code 255.
Output for hhvm-3.10.0 - 3.12.0
Fatal error: Undefined interface: common in /in/EJRkP on line 4
Process exited with code 255.
Output for 5.0.0 - 5.0.4
Fatal error: Class 'common' not found in /in/EJRkP on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING in /in/EJRkP on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING in /in/EJRkP on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/EJRkP on line 4
Process exited with code 255.