What is an Ordered List in HTML ?
It is a collection of related items which are ordered/listed in sequence.
Ordered List will display items in particular order based upon the type.
What are the attributes in <ol> tag ?
There are 7 types of attributes in <ol> tag.
1. type=”1″
List items will be numbered with numbers, this is default behaviour.
2. type=”A”
List items will be numbered with uppercase letters.
3. type=”a”
List items will be numbered with lowercase letters.
4. type=”I”
List items will be numbered with uppercase roman numbers.
5. type=”i”
List items will be numbered with lowercase roman numbers.
6. start
List items will be numbered with specified start index.
7. reversed
List items will be numbered in reversed order.
1. Simple Ordered list
Example :
<!DOCTYPE html>
<html>
<head>
<title>List tag</title>
</head>
<body>
<ol>
<li>MKGandhi</li>
<li>AbdulKalaam</li>
<li>Tendulkar</li>
<li>RahulDravid</li>
</ol>
</body>
</html>
Output :
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2. Nested Ordered list
Example :
<!DOCTYPE html>
<html>
<head>
<title>List tag</title>
</head>
<body>
<ol>
<li>MKGandhi</li>
<li>AbdulKalaam</li>
<ol>
<li>Red</li>
<li>Blue</li>
<ol>
<li>Tiger</li>
<li>Dog</li>
<li>Cat</li>
<li>Elephant</li>
</ol>
<li>Green</li>
<li>Orange</li>
</ol>
<li>Tendulkar</li>
<li>RahulDravid</li>
</ol>
</body>
</html>
Output :
3. Ordered list with inline style.
Example :
<!DOCTYPE html>
<html>
<head>
<title>List tag</title>
</head>
<body>
<ol style="color:red">
<li>MKGandhi</li>
<li>AbdulKalaam</li>
<li>Tendulkar</li>
<li>RahulDravid</li>
</ol>
</body>
</html>
Output :
4. Ordered list with class
Example :
<!DOCTYPE html>
<html>
<head>
<title>List tag</title>
<style>
.ol1{
color:blue;
}
</style>
</head>
<body>
<ol class="ol1">
<li>MKGandhi</li>
<li>AbdulKalaam</li>
<li>Tendulkar</li>
<li>RahulDravid</li>
</ol>
</body>
</html>
Output :
5. Ordered list with id
Example :
<!DOCTYPE html>
<html>
<head>
<title>List tag</title>
<style>
#ol1{
color:green;
}
</style>
</head>
<body>
<ol id="ol1">
<li>MKGandhi</li>
<li>AbdulKalaam</li>
<li>Tendulkar</li>
<li>RahulDravid</li>
</ol>
</body>
</html>
Output :
6. Ordered list with type=”1″.
Example :
<!DOCTYPE html>
<html>
<head>
<title>List tag</title>
<style>
#ol1{
color:brown;
}
</style>
</head>
<body>
<ol id="ol1" type="1">
<li>MKGandhi</li>
<li>AbdulKalaam</li>
<li>Tendulkar</li>
<li>RahulDravid</li>
</ol>
</body>
</html>
Output :
7. Ordered list with type=”A”
Example :
<!DOCTYPE html>
<html>
<head>
<title>List tag</title>
<style>
#ol1{
color:brown;
}
</style>
</head>
<body>
<ol id="ol1" type="A">
<li>MKGandhi</li>
<li>AbdulKalaam</li>
<li>Tendulkar</li>
<li>RahulDravid</li>
</ol>
</body>
</html>
Output :
8. Ordered list with type=”a”
Example :
<!DOCTYPE html>
<html>
<head>
<title>List tag</title>
<style>
#ol1{
color:brown;
}
</style>
</head>
<body>
<ol id="ol1" type="a">
<li>MKGandhi</li>
<li>AbdulKalaam</li>
<li>Tendulkar</li>
<li>RahulDravid</li>
</ol>
</body>
</html>
Output :
9. Ordered list with type=”I”
Example :
<!DOCTYPE html>
<html>
<head>
<title>List tag</title>
<style>
#ol1{
color:brown;
}
</style>
</head>
<body>
<ol id="ol1" type="I">
<li>MKGandhi</li>
<li>AbdulKalaam</li>
<li>Tendulkar</li>
<li>RahulDravid</li>
</ol>
</body>
</html>
Output :
10. Ordered list with type=”i”
Example :
<!DOCTYPE html>
<html>
<head>
<title>List tag</title>
<style>
#ol1{
color:brown;
}
</style>
</head>
<body>
<ol id="ol1" type="i">
<li>MKGandhi</li>
<li>AbdulKalaam</li>
<li>Tendulkar</li>
<li>RahulDravid</li>
</ol>
</body>
</html>
Output :
11. Ordered list with start.
Example :
<!DOCTYPE html>
<html>
<head>
<title>List tag</title>
<style>
#ol1{
color:blue;
}
</style>
</head>
<body>
<ol id="ol1" type="i" start="3">
<li>MKGandhi</li>
<li>AbdulKalaam</li>
<li>Tendulkar</li>
<li>RahulDravid</li>
</ol>
</body>
</html>
Output :
12. Ordered list with reversed.
Example :
<!DOCTYPE html>
<html>
<head>
<title>List tag</title>
<style>
#ol1{
color:blue;
}
</style>
</head>
<body>
<ol id="ol1" type="1" reversed>
<li>MKGandhi</li>
<li>AbdulKalaam</li>
<li>Tendulkar</li>
<li>RahulDravid</li>
</ol>
</body>
</html>
Output :
<ol> Tag Attributes
HTML <ol> tag support following specific attributes.
| Sno | Attributes | Value | Description |
|---|---|---|---|
| 1 | reversed | reversed | Specify the list items should be descending (reverse) order. |
| 2 | start | number | Specify the start value for the ordered list. |
| 3 | type | A a I i 1 | Specify the type for the ordered list. |
| Following attribute has been removed in HTML5. | |||
| 1 | compact | compact | Specify the list should be render compact view. |
Global Attributes
HTML <ol> tag support following global attributes.
| Sno | Attributes | Value | Description |
|---|---|---|---|
| 1 | id | unique_name | Declared unique id for an element. |
| 2 | class | class_name | Declared one or more classnames for an element. |
| 3 | style | styles | CSS inline styles specify an element. |
| 4 | title | title | Specify extra details of element contain, this will display as a “tooltip” for an elements. |
Event Attributes
HTML <ol> tag support following event attributes.
| Sno | Attributes | Value | Description |
|---|---|---|---|
| 1 | onfocus | script | element gets focus on object when script tobe run. |
| 2 | onblur | script | element lose the focus on object when scrip tobe run. |
| 3 | onabort | script | element gets aborted on object when script tobe run. |
| 4 | onchange | script | element gets anytime change on object when script tobe run. |
| 5 | onbeforeunload | script | element gets unloaded on object when scrip tobe run. |
| 6 | onclick | script | clicked on object when script tobe run. |
| 7 | ondblclick | script | double click on object when script tobe run. |
| 8 | onkeydown | script | key is pressed when script tobe run. |
| 9 | onkeypress | script | key is pressed over element then released when script tobe run. |
| 10 | onkeyup | script | key is released over element when script tobe run. |
| 11 | onmousedown | script | mouse button was pressed over an element when script tobe run. |
| 12 | onmouseout | script | mouse pointer release over an element when script tobe run. |
| 13 | onmousemove | script | run mouse pointer moved when script tobe run. |
| 14 | onmouseover | script | run mouse pointer move over when script tobe run. |
| 15 | onmouseup | script | mouse button is released when script tobe run. |
| 16 | onreset | script | form has been reset when script tobe run. |
| 17 | onselect | script | Select some content when script tobe run. |
| 18 | onsubmit | script | form has been submitted when script tobe run. |
| 19 | onload | script | object has load when script tobe run. |
| 20 | onchange | script | allow to change the object when script tobe run. |
| 21 | onunload | script | unload to the browser window when script tobe run. |
| 22 | ondrag | script | element being dragged when script tobe run. |
| 23 | ondragend | script | element being stop dragged when script tobe run. |
| 24 | ondragenter | script | element being go target dragged when script tobe run. |
| 25 | ondragleave | script | element being leave to target dragged when script tobe run. |
| 26 | ondragover | script | element being over to target dragged when script tobe run. |
| 27 | ondragstart | script | element being start dragged when script tobe run. |
| 28 | ondrop | script | element being dropped when script tobe run. |
| 29 | onerror | script | element error occurs when script tobe run. |
| 30 | onmessage | script | element message display when script tobe run. |
| 31 | onerror | script | element error occurs when script tobe run. |
| 32 | onmousewheel | script | mouse wheel will be rotate when script tobe run. |
| 33 | onscroll | script | scrollbar is scroll when script tobe run. |
| 34 | onresize | script | element should be resize when script tobe run. |
| 35 | onselect | script | all element content selected when script tobe run. |
| 36 | onstorage | script | element should be store in target when script tobe run. |
Browser Compatibility
| Sno | Browser | Support |
| 1 | Chrome | Yes |
| 2 | Firefox | Yes |
| 3 | Edge | Yes |
| 4 | Opera | Yes |
| 5 | Safari | Yes |
| 6 | Internet Explorer | Yes |