3v4l.org

run code in 300+ PHP versions simultaneously
<?php $source = <<<'code' <?php class A { const PUBLIC = 1; } code; $tokens = token_get_all($source); foreach ($tokens as $token) { if (is_array($token)) { echo token_name($token[0]) , PHP_EOL; } }
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
T_OPEN_TAG T_WHITESPACE T_CLASS T_WHITESPACE T_STRING T_WHITESPACE T_WHITESPACE T_CONST T_WHITESPACE T_PUBLIC T_WHITESPACE T_WHITESPACE T_LNUMBER T_WHITESPACE
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 T_OPEN_TAG T_WHITESPACE T_CLASS T_WHITESPACE T_STRING T_WHITESPACE T_WHITESPACE T_CONST T_WHITESPACE T_PUBLIC T_WHITESPACE T_WHITESPACE T_LNUMBER T_WHITESPACE
preferences:
201.22 ms | 402 KiB | 300 Q