Online PHP editor | output for 8PLuh

Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0: Fatal error: Uncaught Error: Undefined constant "Gun" in /in/8PLuh:3 Stack trace: #0 {main} thrown in /in/8PLuh on line 3
Process exited with code 255.
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33: Warning: Use of undefined constant Gun - assumed 'Gun' (this will throw an Error in a future version of PHP) in /in/8PLuh on line 3 Warning: Use of undefined constant Color - assumed 'Color' (this will throw an Error in a future version of PHP) in /in/8PLuh on line 3 Warning: Use of undefined constant Holster - assumed 'Holster' (this will throw an Error in a future version of PHP) in /in/8PLuh on line 3 Warning: Use of undefined constant Canter - assumed 'Canter' (this will throw an Error in a future version of PHP) in /in/8PLuh on line 3 Warning: Use of undefined constant Hand - assumed 'Hand' (this will throw an Error in a future version of PHP) in /in/8PLuh on line 3
Output for 4.3.0 - 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, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.31, 7.1.0 - 7.1.33: Notice: Use of undefined constant Gun - assumed 'Gun' in /in/8PLuh on line 3 Notice: Use of undefined constant Color - assumed 'Color' in /in/8PLuh on line 3 Notice: Use of undefined constant Holster - assumed 'Holster' in /in/8PLuh on line 3 Notice: Use of undefined constant Canter - assumed 'Canter' in /in/8PLuh on line 3 Notice: Use of undefined constant Hand - assumed 'Hand' in /in/8PLuh on line 3