3v4l.org

run code in 300+ PHP versions simultaneously
<?php srand(22); echo $a = rand(), "\r\n";; echo rand() . "\r\n";; echo rand() . "\r\n";; srand($a); echo rand() . "\r\n"; echo rand() . "\r\n";;
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.25, 7.3.0 - 7.3.12, 7.4.0
447665594 1507454018 1034402198 589924184 1420117396
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20
1857631170 1216321778 1361190386 1873379329 1489147907
preferences:
181.15 ms | 403 KiB | 205 Q