Managing application data (Windows Store apps using JavaScript and HTML)

Quickstart: Local app data

Learn about storing and retrieving settings and files from the local application data store.

Quickstart: Roaming app data

Learn about storing and retrieving settings and files from the roaming application data store.

Quickstart: Temporary app data

Learn about storing and retrieving files from the temporary application data store.

How to index app local data

In Windows 8, you can index the local stored data for your app via the Windows Search Service (WSS).

How to perform rich queries on app local data

Learn how an app can use the file APIs in the Windows.Storage namespace to perform rich queries against files in the app’s local stored data.

Guidelines for roaming app data

Windows 8 automatically transitions certain application data between user devices. No heavy lifting required from the app developer. Roaming application data provides a great end-user experience for apps where the user utilizes more than one device, such as a PC at work and a slate at home. Follow the guidelines below when you design your app to include application data roaming where appropriate.