<OL> tag displays list of items as an Ordered List. Normally the browser numbered the ordered list of items.

 

 

 

 

 

  1. This is the first Ordered List element.
  2. This is the second Ordered List element.
  3. This is the third Ordered List element.
  figure above shows an Ordered (numbered) List of items.. 
<HTML>
  <BODY>
    <OL>
      <LI>This is the first Ordered List element.</LI>
      <LI>This is the second Ordered List element.</LI>
      <LI>This is the third Ordered List element.</LI>
    </OL>
  </BODY>
</HTML>

<OL> Optional Attributes :
compact <OL COMPACT> compact the list by removing extra space between list objects.
start <OL START = start_number>

specifies what number to start numbering from.
start_number = an integer value as the starting number.

type <OL TYPE = type_value >

specifies the type of line item markers for the ordered list of items.

type_value = attribute value for type can be 1, a, A, i, or I .
The following are the description for line item markers 1, a, A, i, and I :
1 - display line item marker as number. (eg. 1.)
a - display line item marker as lowercase letters. (eg. a.)
A - display line item marker as uppercase letters. (eg. A.)
i - display line item marker as small Roman numerals. (eg. i.)
I - display line item marker as large Roman numerals. (eg. I.)

Other Attributes :
Core Attributes class, id, style, title.
Internationalization Attributes lang, dir.
Event Attributes onclick, ondblclick, onmousedown, onmouseup, onmouseover, onmousemove, onmouseout, onkeypress, onkeydown, onkeyup

  Below describe the attributes for <OL> tag in detail.

Core Attributes

Attribute Syntax Description
CLASS

eg. an element's class :
<ELEMENT CLASS = stClass...>

eg. multiple classes in an element :
<ELEMENT CLASS = stClass [ stClass2 [ stClass3 ... ] ] ... >

 

An element can belong to multiple classes.
Multiple elements can share the same class.

Common Usage : to associate a particular style rule in a style sheet with the element.

stClass = a string of class attribute value

Attribute value for CLASS is space-separated list of class names. Begin with a letter range from A-Z or a-z and may be followed by letters (A-Za-z), digits (0-9), hyphens ("-"), underscores ("_"), colons (":"), and periods ("."). The value is case-sensitive.
ID <ELEMENT ID = stID... >

A unique id for an element.

Common Usage : as a target for links or for naming particular elements in a style sheet.

stID = a string which specifies attribute value for ID

Attribute value for ID begin with a letter range from A-Z or a-z and may be followed by letters (A-Za-z), digits (0-9), hyphens ("-"), underscores ("_"), colons (":"), and periods ("."). The value is case-sensitive.
STYLE <ELEMENT STYLE = stStyle ... >

Specify an inline style for the element.

Common Usage : to associate a particular style sheet rule for the element.

stStyle = a string to specifies the inline style type.

Attribute value for STYLE is the type of the style sheet language or style rules.
Eg. <ELEMENT STYLE="font-family: Verdana">text...</ELEMENT>.
TITLE <ELEMENT TITLE = stTitle... >

Specify the title for the element.

Common Usage : as a tooltip to retrieve advisory information when user hover the mouse over the object.

stTitle = a string that specifies the title attribute value.

Attribute value for TITLE is space/non space-separated list of text.

Internationalization Attributes

Attribute Syntax Description
DIR <ELEMENT DIR = stDir... >

Sets the text direction

stDir = attribute value for DIR

Attribute value for DIR is the directionality of text from left-to-right (DIR=ltr, the default) or right-to-left (DIR=rtl).

LANG <ELEMENT LANG = stLang... >

Sets the language code

stLang = attribute value for LANG

Attribute value for LANG is non space-separated, case-insensitive with the following values : (LANG=en) for English, (LANG=ja) for Japanese and etc.

Event Attributes

Attribute Description
onClick the mouse button is clicked on an element.
onDblClick the mouse button is double-clicked on an element.
onMousedown the mouse button is pressed over an element.
onMouseup the mouse button is released over an element.
onMouseover the mouse is moved onto an element.
onMousemove the mouse is moved while over an element.
onMouseout the mouse is moved away from an element.
onKeypress a key is pressed and released over an element.
onKeydown a key is pressed down over an element.
onKeyup a key is released over an element.