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run code in 300+ PHP versions simultaneously
<?php $a = $GLOBALS; ob_start(function() { $foo = new Foo; set_error_handler(function() use ($foo) {}); }); class Foo { public function __destruct() { var_dump($GLOBALS); } }
Output for 8.0.20, 8.1.7 - 8.1.8, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Couldn't execute method Foo::__destruct in Unknown on line 0
Output for 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.19, 8.0.21 - 8.0.30, 8.1.0 - 8.1.6, 8.1.9 - 8.1.28
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20
NULL
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Notice: Undefined variable: GLOBALS in /in/YvUj7 on line 10 NULL
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/YvUj7 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, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/YvUj7 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/YvUj7 on line 3
Process exited with code 255.

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