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HTML 5 Reference

HTML 5 Tags
HTML 5 Attributes
HTML 5 Events

HTML 5 Tags

<!-->
<!DOCTYPE>
<a>
<abbr>
<acronym>
<address>
<applet>
<area>
<article>
<aside>
<audio>
<b>
<base>
<basefont>
<bdo>
<big>
<blockquote>
<body>
<br>
<button>
<canvas>
<caption>
<center>
<cite>
<code>
<col>
<colgroup>
<command>
<datalist>
<dd>
<del>
<details>
<dialog>
<dfn>
<dir>
<div>
<dl>
<dt>
<em>
<embed>
<fieldset>
<figure>
<font>
<footer>
<form>
<frame>
<frameset>
<h1> - <h6>
<head>
<header>
<hgroup>
<hr>
<html>
<i>
<iframe>
<img>
<input>
<ins>
<keygen>
<kbd>
<label>
<legend>
<li>
<link>
<map>
<mark>
<menu>
<meta>
<meter>
<nav>
<noframes>
<noscript>
<object>
<ol>
<optgroup>
<option>
<output>
<p>
<param>
<pre>
<progress>
<q>
<rp>
<rt>
<ruby>
<s>
<samp>
<script>
<section>
<select>
<small>
<source>
<span>
<strike>
<strong>
<style>
<sub>
<sup>
<table>
<tbody>
<td>
<textarea>
<tfoot>
<th>
<thead>
<time>
<title>
<tr>
<tt>
<u>
<ul>
<var>
<video>
<xmp>

HTML 5 <base> Tag


Example

Specify a default URL and a default target for all links on a page:

<head>
<base href="http://www.w3schools.com/css/" target="_blank" />
</head>

<body>
<a href="default.asp">W3Schools' CSS Tutorial</a>
</body>

Try it yourself »

Definition and Usage

The <base> tag specifies a default URL, and/or a default target, for all elements with a URL (hyperlinks, images, forms, etc.).

The <base> tag must go inside the head element.


Differences Between HTML 4.01 and HTML 5

None


Tips and Notes

Tip: Put the <base> tag as the first element in the head element, so that other elements in the head section uses the information from the <base> element.

Note: Maximum one <base> element in a document.


Attributes

Attribute Value Description
href URL Specifies the URL to use as the base URL for links in the page
target _blank
_parent
_self
_top
Where to open all the links on the page. This attribute can be overridden by using the target attribute in each link.
  • _blank - all the links will open in new windows
  • _self - all the links will open in the same frame they where clicked
  • _parent - all the links will open in the parent frameset
  • _top - all the links will open in the full body of the window

Standard Attributes and Events

NONE





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