3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = 1.23456789; $b = 1.23456780; $epsilon = 0.00001; if(abs($a-$b) < $epsilon) { echo "true"; }
based on nNDI9
Output for 4.3.0 - 7.1.0
true