StorageChange はストレージ領域の変更を表すオブジェクトです。型
StorageChange オブジェクトは以下のプロパティを持ちます。
oldValueOptional- アイテムの変更前の値が存在すれば、この中に入ります。データ型は特定されておらず、何らかのデータ型が入ります。
newValueOptional- アイテムの変更後の値があれば、この中に入ります。データ型は特定されておらず、何らかのデータ型が入ります。
ブラウザ実装状況
The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
| Chrome | Edge | Firefox | Firefox for Android | Opera | |
|---|---|---|---|---|---|
| 基本対応 | あり | 14 | 45 | 48 | あり |
謝辞
この API は Chromium の chrome.storage APIに基づいています。また、このドキュメントは storage.json における Chromium のコードに基づいています。
Microsoft Edge での実装状況は Microsoft Corporation から提供されたものであり、ここでは Creative Commons Attribution 3.0 United States License に従っています。
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