3v4l.org

run code in 500+ PHP versions simultaneously
<?php $data = 42; var_dump($data, is_integer($data)); $data = 42.0; var_dump($data, is_integer($data));
Output for 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 - 8.1.34, 8.2.0 - 8.2.31, 8.3.0 - 8.3.31, 8.4.1 - 8.4.22, 8.5.0 - 8.5.8
int(42) bool(true) float(42) bool(false)
preferences:
97.45 ms | 1704 KiB | 4 Q