PHP
(quick examples)
DUMMY ITEMS (NAME => PRICE) $items = ["Foo" => 12.34, "Goo" => 8.76, "Poo" => 34.56];
CALCULATE ALL ITEMS $taxrate = 9; $subtotal = 0; $tax = 0; foreach ($items as $name=>$price) { $itemtax = $price * ($taxrate / 100); $subtotal += $price; $tax += $itemtax; }
GRAND TOTAL $grand = $subtotal + $tax;
DUMMY ITEMS (NAME => PRICE) $items = ["Foo" => 12.34, "Goo" => 8.76, "Poo" => 34.56];
SUBTOTAL FOR ALL ITEMS $taxrate = 9; $subtotal = 0; $tax = 0; foreach ($items as $name=>$price) { $subtotal += $price; }
TAX & GRAND TOTAL $tax = $subtotal * ($taxrate / 100); $grand = $subtotal + $tax;