3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { protected $a = 'test'; } class B extends A { protected $b = ['id' => 1]; } $b = new B(); var_dump(reset($b));
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Deprecated: reset(): Calling reset() on an object is deprecated in /in/hnVHQ on line 13 string(4) "test"
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30
array(1) { ["id"]=> int(1) }
preferences:
118.7 ms | 401 KiB | 121 Q