storage.StorageChange

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

Type

StorageChange objects contain the following properties:

oldValue Optional

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

newValue Optional

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

Browser compatibility

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Chrome
Edge
Firefox
Opera
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Firefox for Android
Safari on iOS
StorageChange

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Full support
Full support

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