storage.StorageChange

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

Type

StorageChange objects contain the following properties:

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

Browser compatibility

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ChromeEdgeFirefoxOperaSafariFirefox for Android
StorageChange

Legend

Full support
Full support

Acknowledgements

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