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

Update compatibility data on GitHub

	Desktop				Mobile
	Chrome	Edge	Firefox	Opera	Firefox for Android
`removeLocalStorage`	Chrome Full support Yes	Edge Full support 79	Firefox Full support 57 Notes Full support 57 Notes Notes `removalOptions.since` is not supported.	Opera Full support Yes	Firefox Android No support No Notes No support No Notes Notes The method is defined but returns a rejected promise.
`removalOptions.hostnames`	Chrome No support No	Edge No support No	Firefox Full support 58	Opera No support No	Firefox Android No support No

Legend

Full support: Full support
No support: No support
See implementation notes.: See implementation notes.

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.

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Last modified: Mar 18, 2019, by MDN contributors