Online PHP editor | output for aOa8S

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 "PHP_ZLIB_ENCODING_RAW" in /in/aOa8S:4 Stack trace: #0 {main} thrown in /in/aOa8S on line 4
Process exited with code 255.
Output for 7.3.12 - 7.3.33, 7.4.0 - 7.4.33: Warning: Use of undefined constant PHP_ZLIB_ENCODING_RAW - assumed 'PHP_ZLIB_ENCODING_RAW' (this will throw an Error in a future version of PHP) in /in/aOa8S on line 4 Warning: gzcompress() expects parameter 3 to be int, string given in /in/aOa8S on line 4 0 36864
Output for 7.2.0 - 7.2.33: Warning: Use of undefined constant PHP_ZLIB_ENCODING_RAW - assumed 'PHP_ZLIB_ENCODING_RAW' (this will throw an Error in a future version of PHP) in /in/aOa8S on line 4 Warning: gzcompress() expects parameter 3 to be integer, string given in /in/aOa8S on line 4 0 36864
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20: Notice: Use of undefined constant PHP_ZLIB_ENCODING_RAW - assumed 'PHP_ZLIB_ENCODING_RAW' in /in/aOa8S on line 4 Warning: gzcompress() expects parameter 3 to be integer, string given in /in/aOa8S on line 4 0 36864
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28: Notice: Use of undefined constant PHP_ZLIB_ENCODING_RAW - assumed 'PHP_ZLIB_ENCODING_RAW' in /in/aOa8S on line 4 Warning: gzcompress() expects parameter 3 to be long, string given in /in/aOa8S on line 4 0 36864
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29: Notice: Use of undefined constant PHP_ZLIB_ENCODING_RAW - assumed 'PHP_ZLIB_ENCODING_RAW' in /in/aOa8S on line 4 Warning: gzcompress() expects at most 2 parameters, 3 given in /in/aOa8S on line 4 0 36864
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9: Notice: Use of undefined constant PHP_ZLIB_ENCODING_RAW - assumed 'PHP_ZLIB_ENCODING_RAW' in /in/aOa8S on line 4 Warning: Wrong parameter count for gzcompress() in /in/aOa8S on line 4 0 36864