# HTML <details> Tag

## Example

Using the <details> element:

<details>
<summary>Copyright 1999-2014.</summary>
<p> - by Refsnes Data. All Rights Reserved.</p>
<p>All content and graphics on this web site are the property of the company Refsnes Data.</p>
</details>
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## Definition and Usage

The <details> tag specifies additional details that the user can view or hide on demand.

The <details> tag can be used to create an interactive widget that the user can open and close. Any sort of content can be put inside the <details> tag.

The content of a <details> element should not be visible unless the open attribute is set.

## Browser Support

The numbers in the table specify the first browser version that fully supports the element.

Element |  |  |  |  |
--- | --- | --- | --- | --- | ---
<details> | 12.0 | Not supported | Not supported | 6.0 | 15.0

## Differences Between HTML 4.01 and HTML5

The <details> tag is new in HTML5.

## Tips and Notes

Tip: The <summary> tag is used to specify a visible heading for the details. The heading can be clicked to view/hide the details.

## Attributes

= New in HTML5.

Attribute | Value | Description
--- | --- | ---
open | open | Specifies that the details should be visible (open) to the user

## Global Attributes

The <details> tag also supports the Global Attributes in HTML.

## Event Attributes

The <details> tag also supports the Event Attributes in HTML.

## Related Pages

HTML DOM reference: Details Object

## Default CSS Settings

Most browsers will display the <details> element with the following default values:

details {
display: block;
}

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