3v4l.org

run code in 300+ PHP versions simultaneously
<?php $result=0; $bignum = 4946144450195624; for ($long = $bignum; $long > 0; $long >>= 5){ $result = (( $long & 31 | 64) % 95) + 32; echo chr($result); }
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
hello world
preferences:
263.46 ms | 404 KiB | 387 Q