Online PHP editor | output for hBgEC

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: Fatal error: Uncaught Error: Undefined constant "_FILENAME_" in /in/hBgEC:3 Stack trace: #0 {main} thrown in /in/hBgEC on line 3
Process exited with code 255.
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.26, 7.4.33: Warning: Use of undefined constant _FILENAME_ - assumed '_FILENAME_' (this will throw an Error in a future version of PHP) in /in/hBgEC on line 3 Warning: dir(_FILENAME_): failed to open dir: No such file or directory in /in/hBgEC on line 3
Output for 7.4.27 - 7.4.32: Warning: Use of undefined constant _FILENAME_ - assumed '_FILENAME_' (this will throw an Error in a future version of PHP) in /in/hBgEC on line 3 Warning: dir(): open_basedir restriction in effect. File(_FILENAME_) is not within the allowed path(s): (/tmp:/in:/etc) in /in/hBgEC on line 3 Warning: dir(_FILENAME_): failed to open dir: Operation not permitted in /in/hBgEC on line 3
Output for 5.2.3 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33: Warning: dir(_FILENAME_): failed to open dir: No such file or directory in /in/hBgEC on line 3
Output for 4.4.3 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.2: Warning: dir(_FILENAME_) [<a href='function.dir'>function.dir</a>]: failed to open dir: No such file or directory in /in/hBgEC on line 3
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.2: Warning: dir(_FILENAME_): failed to open dir: No such file or directory in /in/hBgEC on line 3
Output for 4.3.0 - 4.3.1: Warning: dir(_FILENAME_) [<a href='http://www.php.net/function.dir'>function.dir</a>]: failed to open dir: No such file or directory in /in/hBgEC on line 3