The indexedDB
read-only property of the WindowOrWorkerGlobalScope
mixin provides a mechanism for applications to asynchronously access the capabilities of indexed databases.
Syntax
var IDBFactory = self.indexedDB;
Value
An IDBFactory
object.
Example
The following code creates a request for a database to be opened asychronously, after which the database is opened when the request's onsuccess
handler is fired:
var db; function openDB() { var DBOpenRequest = window.indexedDB.open('toDoList'); DBOpenRequest.onsuccess = function(e) { db = DBOpenRequest.result; } }
Specifications
Specification | Status | Comment |
Indexed Database API DraftThe definition of 'indexedDB' in that specification. | Recommendation | Defined in a WindowOrWorkerGlobalScope partial in the newest spec.
|
Indexed Database API 2.0The definition of 'indexedDB' in that specification. | Recommendation | Initial definition. |
Browser compatibility
The compatibility table on 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.
Update compatibility data on GitHub
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
indexedDB
|
Chrome
Full support 24 |
Edge
Full support 12 |
Firefox Full support 16 Full support 16 Full support 10 Prefixed' Implemented with the vendor prefix: moz Full support 52 Notes' |
IE
Partial support 10 |
Opera
Full support 15 |
Safari
Full support 7 |
WebView Android
Full support Yes |
Chrome Android
Full support 25 |
Firefox Android Full support 22 Full support 22 Full support 52 Notes' |
Opera Android
Full support 14 |
Safari iOS
Full support 8 |
Samsung Internet Android
Full support 2.0 |
Available in workers | Chrome
Full support Yes |
Edge
Full support ≤18 |
Firefox
Full support 37 |
IE
? |
Opera
Full support Yes |
Safari
? |
WebView Android
Full support Yes |
Chrome Android
Full support Yes |
Firefox Android
Full support 37 |
Opera Android
Full support Yes |
Safari iOS
? |
Samsung Internet Android
Full support Yes |
Legend
- Full support
- Full support
- Partial support
- Partial support
- Compatibility unknown
- Compatibility unknown
- See implementation notes.'
- See implementation notes.
- Requires a vendor prefix or different name for use.'
- Requires a vendor prefix or different name for use.
See also
- Using IndexedDB
- Starting transactions:
IDBDatabase
- Using transactions:
IDBTransaction
- Setting a range of keys:
IDBKeyRange
- Retrieving and making changes to your data:
IDBObjectStore
- Using cursors:
IDBCursor
- Reference example: To-do Notifications ([[../../../../../../../mdn.github.io/to-do-notifications/index|view example live]].)
WindowOrWorkerGlobalScope.indexedDB by Mozilla Contributors is licensed under CC-BY-SA 2.5.