PushMessageData: bytes() method
Baseline 2023Newly available
Since March 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.
Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
Note: This feature is only available in Service Workers.
The bytes()
method of the PushMessageData
interface extracts push message data as an Uint8Array
object.
Syntax
js
bytes()
Parameters
None.
Return value
An Uint8Array
.
Exceptions
The returned Uint8Array
is backed by an ArrayBuffer
of bytes.
Exceptions thrown during creation of this backing buffer are re-thrown.
See TypedArray
.
Examples
js
self.addEventListener("push", (event) => {
const buffer = event.data.Uint8Array();
// do something with your typed array
});
Specifications
Specification |
---|
Push API # dom-pushmessagedata-bytes |
Browser compatibility
Report problems with this compatibility data on GitHubdesktop | mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
bytes |
Legend
Tip: you can click/tap on a cell for more information.
- Full support
- Full support
- In development. Supported in a pre-release version.
- In development. Supported in a pre-release version.
- No support
- No support
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.