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<head>

  <meta charset="utf-8">

  <title>jQuery.each() — sum</title>

</head>

<body>

  <h1>Sum array values</h1>

  <pre id="out"></pre>

  <script src="https://code.jquery.com/jquery-3.7.1.min.js"></script>

  <script>

    (function () {

      var prices = [9.99, 14.50, 3.25];

      var total = 0;

      $.each(prices, function (i, price) {

        total += price;

      });

      document.getElementById("out").textContent = "Total: " + total.toFixed(2);

    })();

  </script>

</body>

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jQuery.each() — sum values (Try It)