3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php const A = [1, 2, 3]; var_dump(A); class B { const A = A; } B::A[3] = 4; var_dump(B::A);
based on Pkltq
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.4.0 - 5.4.34
Fatal error: Arrays are not allowed as constants in /in/DLJDu on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/DLJDu 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/DLJDu 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/DLJDu on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/DLJDu on line 3
Process exited with code 255.