3v4l.org

run code in 500+ PHP versions simultaneously
<?php $foo = 'bar'; echo $foz . 'hello';
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: foz in /in/0QQ9S on line 5 hello
Output for 7.3.32 - 7.3.33
hello
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.34, 8.3.0 - 8.3.35, 8.4.1 - 8.4.26, 8.5.0 - 8.5.11
Warning: Undefined variable $foz in /in/0QQ9S on line 5 hello
preferences:
31.06 ms | 1146 KiB | 13 Q