3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump( 1 );
Output for 5.2.15, 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
int(1)
preferences:
77.73 ms | 406 KiB | 5 Q