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run code in 300+ PHP versions simultaneously
<?php class testowa { public function testownik() { $x = function(&$y) { $y[] = rand(10,1000); }; $array = []; for($i=0;$i<100000;$i++) { $x($array); } unset($array); } } $klasa = new testowa(); $zmienna1 = $zmienna2 = []; $klasa->testownik($zmienna1, $zmienna2, 123); die("OK!");

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