3v4l.org

run code in 300+ PHP versions simultaneously
<?php $before = 1.1 - 1.2; $after = (float)(string)$before; var_dump($before); var_dump($after);
Output for 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
float(-0.09999999999999987) float(-0.1)
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
float(-0.1) float(-0.1)
preferences:
94.15 ms | 1351 KiB | 4 Q