3v4l.org

run code in 300+ PHP versions simultaneously
<?php foreach (array(0, 2, 2.0, 2.3) as $num) { $num = (float)$num; var_dump($num); var_dump(is_int($num)); }
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 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 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
float(0) bool(false) float(2) bool(false) float(2) bool(false) float(2.3) bool(false)
preferences:
180.42 ms | 404 KiB | 324 Q