The Ol object represents an HTML <ol> element.
We can access an <ol> element via document.getElementById()
:
var x = document.getElementById("myOl");
Click the button to set the list items to increment from the number "25" instead of "1".
<!DOCTYPE html> <html> <body> <ol id="myOl"> <li>CSS</li> <li>HTML</li> <li>Java</li> </ol>/*from w ww .java2 s . com*/ <button onclick="myFunction()">Test</button> <script> function myFunction() { var x = document.getElementById("myOl"); x.start = "25"; } </script> </body> </html>