andom()*1000:true:data3[Math.floor(Math.random()*data3.length)]=Math.random()*100"
                    width="4em" height="1em"
                    data="data3=Array(30).fill(0).map(() => Math.random() * 100)">
                </sparkline>
                Provide data via an array of numbers. Every so often one of the numbers gets updated.
            </aside>
            <aside>
                <header>
                    <h2>Streamed Javascript array</h2>
                </header>
                <sparkl