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run code in 300+ PHP versions simultaneously
<?php class test { protected $a = 'ciao'; public function salute() { $a = 'a'; echo $this->$a; } public function __get($name) { var_dump($name); return $this->$name; } } $test = new test(); $test->salute();
Output for 5.5.0 - 5.5.37, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.5 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
ciao

preferences:
181.76 ms | 404 KiB | 250 Q