StorageChange is an object representing a change to a storage area.


StorageChange objects contain the following properties:

The old value of the item, if there was an old value. This can be any data type.
The new value of the item, if there is a new value. This can be any data type.

Browser compatibility

Update compatibility data on GitHub
ChromeEdgeFirefoxOperaFirefox for Android
StorageChangeChrome Full support YesEdge Full support 14Firefox Full support 45Opera Full support YesFirefox Android Full support 48


Full support  
Full support


This API is based on Chromium's API. This documentation is derived from storage.json in the Chromium code.

Microsoft Edge compatibility data is supplied by Microsoft Corporation and is included here under the Creative Commons Attribution 3.0 United States License.

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