3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = 1; $var2 = true; if ($var or !$var2) echo "hola mundo";
Output for 5.6.38, 7.1.0 - 7.1.23, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
hola mundo

preferences:
154.1 ms | 403 KiB | 169 Q