3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = new stdClass(); $foo->things = 'stuff'; $foo->asdf = 'jkl;'; array_walk($foo, 'var_dump');
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 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 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
string(5) "stuff" string(6) "things" string(4) "jkl;" string(4) "asdf"
preferences:
301.95 ms | 404 KiB | 378 Q