HTML <html> Tag
<html> tag represents the root of an HTML document. It is the container that contains all other HTML elements.
<html> tag is written as
</html> with all other HTML elements enclosed between the start and end tags.
<html> element is the first HTML element in an HTML document (however, it must be preceded by a
Attributes can be added to an HTML element to provide more information about how the element should appear or behave.
There are 3 kinds of attributes that you can add to your HTML tags: Element-specific, global, and event handler content attributes.
<html> element accepts the following attributes.
This table shows the attributes that are specific to the
|Manifest||Specifies the address of the document's application cache manifest. The value must be a valid URL.|
The following attributes are standard across all HTML5 elements. Therefore, you can use these attributes with the
<html> tag , as well as with all other HTML tags.
For a full explanation of these attributes, see HTML 5 global attributes.
Event Handler Content Attributes
Event handler content attributes enable you to invoke a script from within your HTML. The script is invoked when a certain "event" occurs. Each event handler content attribute deals with a different event.
Below are the standard HTML5 event handler content attributes.
Again, you can use any of these with the
<html> element, as well as any other HTML5 element.
For a full explanation of these attributes, see HTML 5 event handler content attributes.
Differences Between HTML 4 & HTML 5
version attribute is not supported in HTML5 (it was deprecated in HTML 4).
HTML5 introduced the
Here's a template for the
<html> tag with all available attributes for the tag (based on HTML5). These are grouped into attribute types, each type separated by a space. In many cases, you will probably only need one or two (if any) attributes. Simply remove the attributes you don't need.
Here are the official specifications for the
- HTML5 Specification (W3C)
- HTML Living Standard (WHATWG)
- Current W3C Draft (the next version that is currently being worked on)
- HTML 4 (W3C)
What's the Difference?
W3C creates "snapshot" specifications that don't change once defined. So the HTML5 specification won't change once it becomes an official recommendation. WHATWG on the other hand, develops a "living standard" that is updated on a regular basis. In general, you will probably find that the HTML living standard will be more closely aligned to the current W3C draft than to the HTML5 specification.