URL: origin property
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
Note: This feature is available in Web Workers.
The origin
read-only property of the URL
interface returns a string containing the Unicode serialization of the origin of the represented URL.
The exact structure varies depending on the type of URL:
- For URLs using the
ftp:
,http:
,https:
,ws:
, andwss:
schemes, theprotocol
followed by//
, followed by thehost
. Same ashost
, theport
is only included if it's not the default for the protocol. - For URLs using
file:
scheme, the value is browser dependent. - For URLs using the
blob:
scheme, the origin of the URL followingblob:
, but only if that URL uses thehttp:
,https:
, orfile:
scheme. For example,blob:https://mozilla.org
will havehttps://mozilla.org
.
For all other cases, the string "null"
is returned.
Value
A string.
Examples
js
const url = new URL("blob:https://mozilla.org:443/");
console.log(url.origin); // 'https://mozilla.org'
const url = new URL("http://localhost:80/");
console.log(url.origin); // 'http://localhost'
const url = new URL("https://mozilla.org:8080/");
console.log(url.origin); // 'https://mozilla.org:8080'
Specifications
Specification |
---|
URL # dom-url-origin |
Browser compatibility
Report problems with this compatibility data on GitHubdesktop | mobile | server | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
origin |
Legend
Tip: you can click/tap on a cell for more information.
- Full support
- Full support
- Has more compatibility info.
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.