Online PHP editor | output for 5TD9q

Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: bool(true) bool(true) bool(true) bool(true) bool(true) Fatal error: Uncaught Error: Undefined constant "TEST" in /in/5TD9q:11 Stack trace: #0 /in/5TD9q(11): constant('TEST') #1 {main} thrown in /in/5TD9q on line 11
Process exited with code 255.
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33: bool(true) bool(true) bool(true) bool(true) bool(true) Warning: constant(): Couldn't find constant TEST in /in/5TD9q on line 11 Warning: defined() expects exactly 1 parameter, 0 given in /in/5TD9q on line 12
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17: bool(true) bool(true) bool(true) bool(true) bool(true) Warning: constant(): Couldn't find constant TEST in /in/5TD9q on line 11 Warning: Wrong parameter count for defined() in /in/5TD9q on line 12
Output for 4.3.0 - 4.3.1: bool(true) bool(true) bool(true) bool(true) bool(true) Warning: constant() [http://www.php.net/function.constant]: Couldn't find constant TEST in /in/5TD9q on line 11 Warning: Wrong parameter count for defined() in /in/5TD9q on line 12