3v4l.org

run code in 300+ PHP versions simultaneously
<?php class boo{ private $boooo; function __construct(){ $boooo= $this->sagHallo(); } private function sagHallo(){ return "Hallo :D"; } public function getBoooo(){ echo $boooo; } } $bla= new boo(); $bla->getBoooo();
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Warning: Undefined variable $boooo in /in/jgEEX on line 11
Output for 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: boooo in /in/jgEEX on line 11
Output for 7.3.32 - 7.3.33
preferences:
188.45 ms | 401 KiB | 220 Q