htmlorderlisttag HTML Order List Tag HTML Order List Tagis used to present a numbered list of item in the order of important or the items are sorted by sequence . An ordered list must begin with Ol element followed by an LI element. Example for HTML Order List Tag​ <oL><li> Apple</li><li>Orange</li><li>Mango</li></oL><ol start=”10″><li>Apple</li><li>Orange</li><li>Mango</li></ol>