1-) JS - Child yani çocuk'larda gezinme
<body> <div id="anakisim"> <p> Paragraf1</p> <p> Paragraf2</p> <p> Paragraf3</p> </div> <button id="b1" onclick="nodelar()">Ekle</button> <script> function nodelar() { var parent = document.getElementById("anakisim"); var child = parent.childNodes; alert(child.length); child[1].style.color = "red"; // 1-3-5-7 diye node'lara ulaşıyor var sonChild = parent.lastElementChild; sonChild.style.color = "blue"; } </script></body>