Online PHP editor | refs for e0N6Z

@ 2013-05-14T08:02:55Z

<?php

function isEqual($a, $b, $epsilon = 1e-10) {
    // comparing with absolute error precission
    return ((float)$a - (float)$b < $epsilon) && ((float)$b - (float)$a < $epsilon);
}

var_dump(isEqual(0.000001, 0.000001));