3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { private $asd = '456'; public function __get($name) { return $this->$name; } public function __set($name, $val) { $this->$name = $val; } } $a = new Test; $b = 'asd'; $a->$b = 123; var_dump($a);

preferences:
41.56 ms | 402 KiB | 5 Q