Add-ons

browsingData.removeLocalStorage()

Clears any local storage created by websites.

You can use the removalOptions parameter, which is a browsingData.RemovalOptions object, to:

  • clear only local storage objects created after a given time
  • control whether to clear only local storage objects created by normal web pages or to clear objects created by hosted apps and extensions as well.

This is an asynchronous function that returns a Promise.

Syntax

var removing = browser.browsingData.removeLocalStorage(
  removalOptions            // RemovalOptions object
)

Parameters

removalOptions
object. A browsingData.RemovalOptions object, which may be used to clear only local storage objects created by normal web pages or to clear objects created by hosted apps and extensions as well.

Return value

A Promise that will be fulfilled with no arguments when the removal has finished. If any error occurs, the promise will be rejected with an error message.

Browser compatibility

ChromeEdgeFirefoxFirefox for AndroidOpera
Basic support Yes No571 No2 Yes
removalOptions.hostnames No No58 No No

1. removalOptions.since is not supported.

2. The method is defined but returns a rejected promise.

Examples

Remove all local storage:

function onRemoved() {
  console.log("removed");
}

function onError(error) {
  console.error(error);
}

browser.browsingData.removeLocalStorage({}).
then(onRemoved, onError);

Acknowledgements

This API is based on Chromium's chrome.browsingData API.

Document Tags and Contributors

Contributors to this page: wbamberg
Last updated by: wbamberg,