HTML <details> open Attribute
Example
An open/visible <details> element:
<details open>
<summary>Epcot Center</summary>
<p>Epcot is a
theme park at Walt Disney World Resort featuring exciting attractions,
international pavilions, award-winning fireworks and seasonal special
events.</p>
</details>
Try it Yourself »
Definition and Usage
The
open attribute is a boolean attribute.
When present, it specifies that the details should be visible (open) to the user.
Browser Support
The numbers in the table specify the first browser version that fully supports the attribute.
| Attribute | |||||
|---|---|---|---|---|---|
| open | 12.0 | 79.0 | 49.0 | 6.0 | 15.0 |
Syntax
<details open>
❮ HTML <details> tag
