3v4l.org

run code in 300+ PHP versions simultaneously
<?php $o1 = new stdClass(); $o1->allow_basic = 'foo'; echo $o1->allow_basic;
Output for 7.4.33, 8.0.1 - 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
foo
preferences:
70.88 ms | 406 KiB | 5 Q