3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { private $one = 1; private $two = 2; private $three = 3; public function test() {} public function __sleep() { return ['one']; } } $t = new Test; $b = (string) serialize($t); $t = null; echo $b; echo '<pre>'; print_r(unserialize($b)); ?>

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