3v4l.org

run code in 500+ PHP versions simultaneously
<?php $number = 1.31; $int = floor($number); $float = $number-$int; if ($float*10 < 3.1) $result = $int; else $result = ceil($number); echo $number." becomes ".$result."\n"; $number = 1.3; $int = floor($number); $float = $number-$int; if ($float*10 < 3.1) $result = $int; else $result = ceil($number); echo $number." becomes ".$result;
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 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 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
1.31 becomes 2 1.3 becomes 1

preferences:
106.08 ms | 1944 KiB | 4 Q