HTML Lists
HTML lists allow web developers to group a set of related items in lists.
Unordered HTML List
An unordered list starts with the <ul>
tag. Each list item starts with the <li>
tag.
The list items will be marked with bullets (small black circles) by default:
Ordered HTML List
An ordered list starts with the <ol>
tag. Each list item starts with the <li>
tag.
The list items will be marked with numbers by default:
HTML Description Lists
HTML also supports description lists.
A description list is a list of terms, with a description of each term.
The <dl>
tag defines the description list, the <dt>
tag defines the term (name), and the <dd>
tag describes each term:
HTML Unordered Lists
The HTML <ul>
tag defines an unordered (bulleted) list.
Unordered HTML List
An unordered list starts with the <ul>
tag. Each list item starts with the <li>
tag.
The list items will be marked with bullets (small black circles) by default:
Unordered HTML List - Choose List Item Marker
The CSS list-style-type
property is used to define the style of the list item marker. It can have one of the following values:
Value | Description |
---|---|
disc | Sets the list item marker to a bullet (default) |
circle | Sets the list item marker to a circle |
square | Sets the list item marker to a square |
none | The list items will not be marked |
Horizontal List with CSS
HTML lists can be styled in many different ways with CSS.
One popular way is to style a list horizontally, to create a navigation menu:
Summary
Use the HTML
<ul>
element to define an unordered listUse the CSS
list-style-type
property to define the list item markerUse the HTML
<li>
element to define a list itemLists can be nested
List items can contain other HTML elements
Use the CSS property
float:left
to display a list horizontally
Ordered HTML List
An ordered list starts with the <ol>
tag. Each list item starts with the <li>
tag.
The list items will be marked with numbers by default:
Ordered HTML List - The Type Attribute
The type
attribute of the <ol>
tag, defines the type of the list item marker:
Type | Description |
---|---|
type="1" | The list items will be numbered with numbers (default) |
type="A" | The list items will be numbered with uppercase letters |
type="a" | The list items will be numbered with lowercase letters |
type="I" | The list items will be numbered with uppercase roman numbers |
type="i" | The list items will be numbered with lowercase roman numbers |
Control List Counting
By default, an ordered list will start counting from 1. If you want to start counting from a specified number, you can use the start
attribute
Nested HTML Lists
Lists can be nested (list inside list):
Summary
Use the HTML
<ol>
element to define an ordered listUse the HTML
type
attribute to define the numbering typeUse the HTML
<li>
element to define a list itemLists can be nested
List items can contain other HTML elements
HTML Description Lists
A description list is a list of terms, with a description of each term.
The <dl>
tag defines the description list, the <dt>
tag defines the term (name), and the <dd>
tag describes each term:
Summary
Use the HTML
<dl>
element to define a description listUse the HTML
<dt>
element to define the description termUse the HTML
<dd>
element to describe the term in a description list
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