3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = 24.99; $b = 25; $epsilon = 0.00001; echo (abs($a-$b)); if(abs($a-$b) < $epsilon) { echo "true"; }
based on scj7A
Output for 4.3.0 - 7.1.0
0.010000000000002