3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo 7.799999999999997; echo "<br/>"; printf("%.16f", round(7.799999999999997, 2));
based on o1ZJY
Output for 4.3.0 - 7.1.0
7.8<br/>7.7999999999999998