3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(number_format(unpack('E', '2800322f96213747')[1]));
Output for 8.1.0 - 8.1.30, 8.2.0 - 8.2.24, 8.3.0 - 8.3.12
string(1) "0"
preferences:
51.25 ms | 406 KiB | 5 Q