HTML Lists
HTML lists group related items together. There are three types: unordered lists (bullets), ordered lists (numbers) and description lists (terms with meanings).
Unordered list (ul)
Use <ul> for a list where the order does not matter. Each item is in an <li> tag.
<ul>
<li>HTML</li>
<li>CSS</li>
<li>JavaScript</li>
</ul>
Output in the browser
- HTML
- CSS
- JavaScript
Ordered list (ol)
Use <ol> when the order is important, like steps.
<ol>
<li>Open the editor</li>
<li>Write the code</li>
<li>Save the file</li>
</ol>
Output in the browser
- Open the editor
- Write the code
- Save the file
Attributes of ol
| Attribute | Meaning | Example |
|---|---|---|
type | Number style: 1, A, a, I, i | <ol type="A"> |
start | Starting number | <ol start="5"> |
reversed | Count down | <ol reversed> |
Nested lists
A list can be placed inside a list item.
<ul>
<li>Fruits
<ul>
<li>Apple</li>
<li>Mango</li>
</ul>
</li>
<li>Vegetables</li>
</ul>
Output in the browser
- Fruits
- Apple
- Mango
- Vegetables
Description list (dl)
A description list has terms (<dt>) and their descriptions (<dd>).
<dl>
<dt>HTML</dt>
<dd>Language for the structure of web pages</dd>
<dt>CSS</dt>
<dd>Language for the style of web pages</dd>
</dl>
Output in the browser
- HTML
- Language for the structure of web pages
- CSS
- Language for the style of web pages
Note:
Menus on websites are also built with lists. A navigation menu is usually a <ul> inside a <nav>, styled with CSS. Read the interview question different tags to list items.
Summary
ul= bullets,ol= numbers,dl= terms and descriptions.- Every item of
ulandolgoes in anli. - Lists can be nested.
- Next: HTML Iframes.
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