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run code in 150+ php & hhvm versions
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<?php class Factory { function capitalizer() { return function ($name) { return static::capitalize($name); }; } static function capitalize($name) { return strtoupper($name); } } $factory = new Factory(); $capitalizer = $factory->capitalizer(); var_dump($capitalizer('wat'));
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
string(3) "WAT"
Output for 5.3.0 - 5.3.29
Fatal error: Cannot access static:: when no class scope is active in /in/oSZk8 on line 6
Process exited with code 255.
Output for 5.2.3 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/oSZk8 on line 5
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.2
<br /> <b>Parse error</b>: syntax error, unexpected T_FUNCTION in <b>/in/oSZk8</b> on line <b>5</b><br />
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
<br /> <b>Parse error</b>: parse error, unexpected T_FUNCTION in <b>/in/oSZk8</b> on line <b>5</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.3.4
<br /> <b>Parse error</b>: parse error in <b>/in/oSZk8</b> on line <b>5</b><br />
Process exited with code 255.