3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo (float)"20.000"; // 20 echo (float)"5.500"; // 5.5 echo (float)"5.0550"; // 5.055
Output for 7.0.0 - 7.0.20, 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
205.55.055

preferences:
175.35 ms | 403 KiB | 214 Q