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<?php $x = 'cat'; $closure = function () use (&$x) { return $x == 'dog'; }; var_dump($closure()); $x = 'dog'; var_dump($closure());
based on 83mn2
Output for 5.3.0 - 7.1.0
bool(false) bool(true)
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/Tp8rQ on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/Tp8rQ on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/Tp8rQ on line 2
Process exited with code 255.