Ordered lists are very similar to unordered lists. They are created with the
<ol> tag and, by default,
will display list items with numbers. Take a look at the following code:
The image below shows how the code will be rendered.
Nesting Ordered Lists
Like unordered lists, ordered lists can be nested. However, unlike in some word processing applications,
nested ordered lists will continue to be displayed using standard numbers.
As you can see, ordered lists can have nested unordered lists. The reverse is also true.
start attribute is used to specify what number the list should start on. It takes as a value any number. For example: