3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo(round((3/2),PHP_ROUND_HALF_DOWN))."\n"; echo(round((1.6),PHP_ROUND_HALF_DOWN))."\n";
Output for 5.5.0 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
1.5 1.6
preferences:
164.7 ms | 404 KiB | 212 Q