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<!DOCTYPE html> <html> <body> <p>Click the button to create an OL element and a LI element.</p> <button onclick="myFunction()">Try it</button> <p id="demo"></p> <script> function myFunction() { var x = document.createElement("OL"); x.setAttribute("id", "myOl"); document.body.appendChild(x); var y = document.createElement("LI"); var t = document.createTextNode("Coffee"); y.appendChild(t); document.getElementById("myOl").appendChild(y); } </script> </body> </html>