Mega Code Archive
Comparing floating point numbers
<![CDATA[
<?
$price_1 = 0.00001;
$price_2 = 0.000001;
if(abs($price_1 - $price_2) < 0.00001) {
print '$price_1 and $price_2 are equal.';
} else {
print '$price_1 and $price_2 are not equal.';
}
?>
]]>