3v4l.org

run code in 500+ PHP versions simultaneously
<?php $adjustment = -1 * (10 + 20); var_dump($adjustment === -0.3);
Output for 8.2.31 - 8.2.32, 8.3.0 - 8.3.33, 8.4.1 - 8.4.24, 8.5.0 - 8.5.9
bool(false)

preferences:
47.07 ms | 761 KiB | 4 Q