HTML | dialog open Attribute
The HTML <dialog> open Attribute is used to specify whether the dialog box should be open or not. It is new in HTML5. It is a Boolean Attribute. If open, it means the user can interact with it.
Syntax:
<dialog open>
Attribute Values: It accepts two values i.e. true|false which specifies whether a dialog window should be open or not. By default, it is false.
- true:It states that the dialog window is open.
- false: It states that the dialog window is not open.
Example:
html
<!DOCTYPE html> < html > < head > < style > body { text-align: center; } </ style > </ head > < body > < h1 > w3wiki </ h1 > < h3 > HTML Dialog open Attribute </ h3 > < dialog id="Dialog" style="color:green" open> Welcome to w3wiki </ dialog > </ body > </ html > |
Output:
Supported Browsers: The browsers supported by HTML <dialog> open Attribute are listed below:
- Google Chrome 37.0 and above
- Edge 79.0 and above
- Firefox 98.0 and above
- Opera 24.0 and above
- Safari 15.4 and above