3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(12300000000000000000);
Output for 8.1.0 - 8.1.29, 8.2.0 - 8.2.23, 8.3.0 - 8.3.11
float(1.23E+19)
preferences:
60.44 ms | 406 KiB | 5 Q