This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The URLUtilsReadOnly.port read-only property returns a DOMString containing the port number of the URL.
Syntax
string = object.port;
Examples
// In a Web worker, on the page https://developer.mozilla.org/en-US/URLUtilsReadOnly.port var result = window.self.port; // Returns:'80'
Specifications
| Specification | Status | Comment |
|---|---|---|
| URL The definition of 'URLUtilsReadOnly.port' in that specification. |
Living Standard | Initial definition. |
Browser compatibility
The compatibility table in 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.
Update compatibility data on GitHub
| Desktop | Mobile | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Basic support | Chrome No support No | Edge No support No | Firefox Full support 3.5 | IE No support No | Opera No support No | Safari No support No | WebView Android No support No | Chrome Android No support No | Edge Mobile No support No | Firefox Android Full support 4 | Opera Android No support No | Safari iOS No support No | Samsung Internet Android No support No |
Legend
- Full support
- Full support
- No support
- No support
- Experimental. Expect behavior to change in the future.
- Experimental. Expect behavior to change in the future.
See also
- The
URLUtilsReadOnlyinterface it belongs to.