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run code in 300+ PHP versions simultaneously
<?php class Foo { public function bar() { return static function() { var_dump($this); }; } public function baz() { return function() { var_dump($this); }; } } $f = new foo; $bar = $f->bar(); $bar(); $baz = $f->baz(); $baz();

preferences:
36.58 ms | 402 KiB | 5 Q