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can help me to see this calculation? It suppose echo “equal”… but it give me “not equal”
<?php
$tl_pax = 1;
$ct_pax = 2;
$at_pax = 2;
$a = 0.5;
$b = 0.2;
$c = 0.2;
$d = 0.2;
$e = 0.2;
$f = 0.2;
$g = 0.2;
$h = 0.9;
$sum = $a + $b + $c + $d + ($e * $tl_pax) + ($f * $ct_pax) + ($g * $at_pax) + $h;
$total = 3;
if($total == $sum){
echo 'equal: ' . $sum . ' - ' . $total;
}
else{
echo 'not equal: ' . $sum . ' - ' . $total;
}
?>
Check if they have difference less than 0.00001
http://sandbox.phpcode.eu/g/56905/6
This article shows you why is this happening