3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php const C = array(); var_dump(C);
based on DC6F6
Output for 5.6.7 - 5.6.28, 7.0.0 - 7.1.0
array(0) { }
Output for hhvm-3.12.0
Warning: Constants may only evaluate to scalar values in /in/i51a2 on line 3 Notice: Use of undefined constant C - assumed 'C' in /in/i51a2 on line 4 string(1) "C"
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.3.0 - 5.5.35
Fatal error: Arrays are not allowed as constants in /in/i51a2 on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_CONST in /in/i51a2 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_CONST in /in/i51a2 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/i51a2 on line 3
Process exited with code 255.