Warning: Use of undefined constant a - assumed 'a' (this will throw an Error in a future version of PHP) in /in/mj2i6 on line 6
yes
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20
Notice: Use of undefined constant a - assumed 'a' in /in/mj2i6 on line 6
yes
Output for 5.6.8 - 5.6.28
Fatal error: Cannot use isset() on the result of an expression (you can use "null !== expression" instead) in /in/mj2i6 on line 6
Process exited with code 255.
Output for 5.5.24 - 5.5.35
Parse error: syntax error, unexpected '[' in /in/mj2i6 on line 6
Process exited with code 255.
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '[', expecting :: (T_PAAMAYIM_NEKUDOTAYIM) in /in/mj2i6 on line 6
Process exited with code 255.