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<html><body><h1>The NodeList Object</h1><h2>The item() Method</h2><div id="myDIV" style="border:1px solid black; padding:16px;"><p>I am one.</p><p>I am two.</p><p>I am three.</p></div><p>Click "Change" to change the content of the first p element inside "myDIV".</p><button onclick="myFunction()">Change</button><p id="demo"></p><script>function myFunction() { const div = document.getElementById("myDIV"); const list = div.querySelectorAll("p"); list[0].innerHTML = "Paragraph changed.";}</script></body></html>