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run code in 300+ PHP versions simultaneously
<?php class Lop { public $jeka; public function makeHappy() { $cl = function () { var_dump($this); }; return 123; } } $l = new Lop(); var_dump($l); $l->makeHappy();
Output for 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
object(Lop)#1 (1) { ["jeka"]=> NULL }

preferences:
155.13 ms | 403 KiB | 156 Q