3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Magic { private $a = "A"; protected $b = [ "a" => "A", "b" => "B", "c" => "C" ]; protected $c = [1, 2, 3]; public function __get($v) { echo "$v, "; var_dump($v); return $this->b[$v]; } public function __set($var, $val) { echo "$var: $val,"; $this->$var = $val; } } $m = new Magic(); echo $m->a.$m->b."\n";
Output for 7.0.0 - 7.0.24, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 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
a, string(1) "a" b, string(1) "b" AB

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