3v4l.org

run code in 300+ PHP versions simultaneously
<?php $num = "48.2"; $float = (float)$num; echo ceil($float * 2) / 2;
Output for 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.29, 8.2.0 - 8.2.20, 8.3.0 - 8.3.8
48.5

preferences:
171.69 ms | 403 KiB | 179 Q