3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Base { protected $foo = 'Base'; } class Other extends Base { public function __construct() { $this->foo = 'Other'; } } class Child extends Base { public function bar() { $otherBase = new Other(); echo $otherBase->foo; } } $child = new Child(); $child->bar();
Output for 5.6.0 - 5.6.29, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
Other
preferences:
143.4 ms | 408 KiB | 5 Q