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 URL using the
http:
orhttps:
schemes, the scheme followed by//
, followed by the domain, followed by:
, followed by the port (the default port,80
and443
respectively, if explicitly specified). - For URL using
file:
scheme, the value is browser dependent. - For URL using the
blob:
scheme, the origin of the URL followingblob:
. For example,blob:https://mozilla.org
will havehttps://mozilla.org
.
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 Standard # dom-url-origin |
Browser compatibility
BCD tables only load in the browser