CARVIEW |
Select Language
HTTP/2 301
content-length: 162
content-type: text/html
date: Tue, 14 Oct 2025 21:53:22 GMT
location: https://developer.mozilla.org/en-US/docs/Web/API/WorkerLocation/port
server: nginx
strict-transport-security: max-age=60; includeSubDomains
via: 1.1 google
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
HTTP/2 200
x-guploader-uploadid: AAwnv3Kq96O1nalBZWd6O8SgbTuVg9G2oaMJVsnYYi-XaR_vixUntiI5q3t7JSysqjFTdWG3a3eEdrw
x-goog-generation: 1760404064052289
x-goog-metageneration: 1
x-goog-stored-content-encoding: identity
x-goog-stored-content-length: 133050
x-goog-meta-goog-reserved-file-mtime: 1760402438
x-goog-hash: crc32c=PnFjnw==, md5=CpWiS6CBP1ZJinvDsbaNEQ==
x-goog-storage-class: STANDARD
accept-ranges: none
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
alt-svc: clear
referrer-policy: strict-origin-when-cross-origin
x-content-type-options: nosniff
strict-transport-security: max-age=63072000
content-security-policy: default-src 'self'; script-src 'report-sample' 'self' 'wasm-unsafe-eval' https://www.google-analytics.com/analytics.js https://www.googletagmanager.com/gtag/js assets.codepen.io production-assets.codepen.io https://js.stripe.com 'sha256-XNBp89FG76amD8BqrJzyflxOF9PaWPqPqvJfKZPCv7M=' 'sha256-YCNoU9DNiinACbd8n6UPyB/8vj0kXvhkOni9/06SuYw=' 'sha256-PZjP7OR6mBEtnvXIZfCZ5PuOlxoDF1LDZL8aj8c42rw='; script-src-elem 'report-sample' 'self' 'wasm-unsafe-eval' https://www.google-analytics.com/analytics.js https://www.googletagmanager.com/gtag/js assets.codepen.io production-assets.codepen.io https://js.stripe.com 'sha256-XNBp89FG76amD8BqrJzyflxOF9PaWPqPqvJfKZPCv7M=' 'sha256-YCNoU9DNiinACbd8n6UPyB/8vj0kXvhkOni9/06SuYw=' 'sha256-PZjP7OR6mBEtnvXIZfCZ5PuOlxoDF1LDZL8aj8c42rw='; style-src 'report-sample' 'self' 'unsafe-inline'; object-src 'none'; base-uri 'self'; connect-src 'self' developer.allizom.org bcd.developer.allizom.org bcd.developer.mozilla.org updates.developer.allizom.org updates.developer.mozilla.org https://*.google-analytics.com https://*.analytics.google.com https://*.googletagmanager.com https://incoming.telemetry.mozilla.org https://observatory-api.mdn.allizom.net https://observatory-api.mdn.mozilla.net https://api.github.com/search/issues stats.g.doubleclick.net https://api.stripe.com; font-src 'self'; frame-src 'self' interactive-examples.mdn.mozilla.net interactive-examples.mdn.allizom.net mdn.github.io live-samples.mdn.mozilla.net live-samples.mdn.allizom.net *.mdnplay.dev *.mdnyalp.dev *.play.test.mdn.allizom.net https://v2.scrimba.com https://scrimba.com jsfiddle.net www.youtube-nocookie.com codepen.io survey.alchemer.com https://js.stripe.com; img-src 'self' data: *.githubusercontent.com *.googleusercontent.com *.gravatar.com mozillausercontent.com firefoxusercontent.com profile.stage.mozaws.net profile.accounts.firefox.com developer.mozilla.org mdn.dev interactive-examples.mdn.mozilla.net interactive-examples.mdn.allizom.net wikipedia.org upload.wikimedia.org https://mdn.github.io/shared-assets/ https://mdn.dev/ https://*.google-analytics.com https://*.googletagmanager.com www.gstatic.com; manifest-src 'self'; media-src 'self' archive.org videos.cdn.mozilla.net https://mdn.github.io/shared-assets/; child-src 'self'; worker-src 'self';
x-frame-options: DENY
origin-trial: AxVILwizhbMjxFeHOn1P3R8niO1RJY/smaK4B4d1rLzc1gTaxtXMSaTi+FoigYgCw40uFRDwFcEAeqDR+vVLOW4AAABfeyJvcmlnaW4iOiJodHRwczovL2RldmVsb3Blci5tb3ppbGxhLm9yZyIsImZlYXR1cmUiOiJQcml2YXRlQXR0cmlidXRpb25WMiIsImV4cGlyeSI6MTc0MjA3OTYwMH0=
x-cloud-trace-context: 3ecf1dbff797a33a92f1aade608df7f6
server: Google Frontend
via: 1.1 google
content-encoding: gzip
date: Tue, 14 Oct 2025 20:54:20 GMT
expires: Tue, 14 Oct 2025 21:54:20 GMT
cache-control: public, max-age=3600
last-modified: Tue, 14 Oct 2025 01:07:44 GMT
etag: W/"0a95a24ba0813f56498a7bc3b1b68d11"
content-type: text/html
vary: Accept-Encoding
content-length: 19099
age: 3542
x-cache: hit
WorkerLocation: port property - Web APIs | MDN
Toggle sidebar
>
WorkerLocation: port 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 only available in Web Workers.
The port
property of a WorkerLocation
object returns the port
part of the worker's location.
Value
A string.
Examples
js
// In a Web worker, on the page https://localhost:8080/
const result = location.port; // Returns '8080'
Specifications
Specification |
---|
HTML> # dom-workerlocation-port> |
Browser compatibility
Loading…
See also
- The
WorkerLocation
interface it belongs to.