3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Everything { public static function is($newValue) { foreach ($_GLOBALS as $key => &$value) { $value = $newValue; } } } $foo = 'foo'; $bar = 'bar'; Everything::is('awesome'); var_dump($foo, $bar);
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
Warning: Undefined variable $_GLOBALS in /in/2mdFq on line 4 Warning: foreach() argument must be of type array|object, null given in /in/2mdFq on line 4 string(3) "foo" string(3) "bar"
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: _GLOBALS in /in/2mdFq on line 4 Warning: Invalid argument supplied for foreach() in /in/2mdFq on line 4 string(3) "foo" string(3) "bar"
Output for 5.0.0 - 5.0.5, 7.3.32 - 7.3.33
Warning: Invalid argument supplied for foreach() in /in/2mdFq on line 4 string(3) "foo" string(3) "bar"
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/2mdFq on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/2mdFq on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/2mdFq on line 3
Process exited with code 255.
preferences:
221 ms | 401 KiB | 344 Q