professional_javascript_for_web/ch15/DataViewExample01.htm

<!DOCTYPE html>
<html>
 <head>
    <title>Typed Arrays Example</title>
 </head>
 <body>
    <p>This only works in browsers that support typed arrays.</p>
    <script>document.write("Your browser " + (typeof ArrayBuffer != "undefined" ? "supports" : "doesn't support") + " typed arrays.");</script>
    <script>
        window.onload = function(){
            var buffer = new ArrayBuffer(20),
                view = new DataView(buffer),
                value;

            view.setUint16(0, 25);
            view.setUint16(2, 50);   //don't start at 1, 16-bit integers take two bytes
            value = view.getUint16(0);
            
            alert(value);
        };

    </script>
    </body>
</html>