grocery apps in javascript code example
Example: how to make a grocery list in javascript
<!DOCTYPE html>
<html>
<head>
<script>
function getit(){
var result = document.getElementById('demo');
var allitems = 0;
var itemCount = prompt("how many items do you need?");
var items = {};
for (i = 0; i < itemCount; i++) {
items[i] = {
name : prompt("Product Name"),
price : prompt("Product Price"),
qty : prompt("Product qty")
}
}
for (i = 0; i < itemCount; i++) {
var subtotal = 0;
var total = 0;
subtotal = items[i].price * items[i].qty;
total = subtotal * 1.05;
allitems = allitems + subtotal;
result.innerHTML += "Product: " + items[i].name + "<br/>";
result.innerHTML += "Total Qty: " +items[i].qty + "<br/>";
result.innerHTML += "Sub total: " + subtotal + "<br/>";
result.innerHTML += "Sub total: " + total + "<br/>";
if(i == (itemCount - 1)){result.innerHTML += "Sub total for all items: " + allitems + "<br/>";}
}
}
</script>
</head>
<body>
<button onclick="getit()">Shop</button>
<p id="result">Creating a JavaScript Object.</p>
</body>
</html>