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run code in 300+ PHP versions simultaneously
<?php $octal=0; try { eval("$octal = 01c;"); } catch (ParseError $e) { echo "\n",$e->getMessage(); }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
syntax error, unexpected token "="
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 syntax error, unexpected token "="
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
syntax error, unexpected '='
Output for 5.4.11 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Parse error: syntax error, unexpected '=' in /in/uefre(5) : eval()'d code on line 1
Output for 5.4.0 - 5.4.10
Parse error: syntax error, unexpected '=' in /in/uefre(5) : eval()'d code on line 1
Process exited with code 255.

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