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hof4.html
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hof4.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<h1> using built-in HOFs provided by Array </h1>
<script>
var products = [
{ "id": 1, "name": "iPhone", "price": 124447.44, "category": "mobile" },
{ "id": 2, "name": "Onida", "price": 4444.44, "category": "tv" },
{ "id": 3, "name": "OnePlus 6", "price": 98444.44, "category": "mobile" },
{ "id": 4, "name": "HDMI connector", "price": 2444.00, "category": "computer" },
{ "id": 5, "name": "Samsung", "price": 68000.00, "category": "tv" }
];
// var prices = products.map(function (p) { return p.price; });
// var total = prices.reduce(function (v1, v2) { return v1 + v2});
var total = products.map(function (p) { return p.price; })
.reduce(function (v1, v2) { return v1 + v2})
console.log(total);
</script>
</body>
</html>