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run code in 500+ PHP versions simultaneously
<?php interface never {}
Output for 8.5.0 - 8.5.3
Fatal error: Cannot use "never" as an interface name as it is reserved in /in/M0RSh on line 3 Stack trace: #0 {main}
Process exited with code 255.
Output for 8.4.1 - 8.4.18
Fatal error: Cannot use "never" as an interface name as it is reserved in /in/M0RSh on line 3
Process exited with code 255.
Output for 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.4, 8.3.6 - 8.3.30
Fatal error: Cannot use 'never' as class name as it is reserved in /in/M0RSh on line 3
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Fatal error: Cannot use 'never' as class name as it is reserved in /in/M0RSh on line 3
Process exited with code 255.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30

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