ol element

<OL> (Ordered List Element)

Explanation

OL element is used to create ordered list in a HTML document.

Element Specific attributes supported by this tag are:

Attribute	Value	Description
reversed	reversed	Signifies that the list order must be in descending order.
start	number	Mentions start value of an ordered list.
type	1, A, a, I, i	Indicates the type of marker to be used in list.

"Reversed" attribute has been newly introduced in HTML5.

Example:

<ol>
  <li>Indigo</li>
  <li>Jet Airways</li>
  <li>Air India</li>
</ol>

Result :

Example For Start Attribute:

<ol start ="100">
  <li>Indigo</li>
  <li>Jet Airways</li>
  <li>Air India</li>
</ol>

Result :

Example For Type Attribute:

<ol type ="i">
  <li>Indigo</li>
  <li>Jet Airways</li>
  <li>Air India</li>
</ol>

Result :

Example For Reversed Attribute:

<ol reversed="reversed">
  <li>Indigo</li>
  <li>Jet Airways</li>
  <li>Air India</li>
</ol>

Result :

Make use of the element specific attributes to create variety of list items.
It is necessary to use <li> with this tag. The <li> must be used inside this tag.

It is available in the previous versions of HTML.
It supports both Global Attributes and Event Attributes in HTML5.