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The indexedDB
property of the IDBEnvironment
interface provides a mechanism for applications to asynchronously access the capabilities of indexed databases.
Note: This feature is available in Web Workers.
Syntax
var DBOpenRequest = self.indexedDB.open("toDoList");
Value
An IDBFactory
object.
Example
var db; function openDB() { var DBOpenRequest = window.indexedDB.open("toDoList"); DBOpenRequest.onsuccess = function(e) { db = DBOpenRequest.result; } }
Specifications
Specification | Status | Comment |
---|---|---|
Indexed Database API The definition of 'indexedDB' in that specification. |
Candidate Recommendation |
Browser compatibility
Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
---|---|---|---|---|---|
Basic support | 23webkit 24 |
10 moz 16.0 (16.0) |
10, partial | 15 | 7.1 |
Available in workers | (Yes) | 37.0 (37.0) | ? | (Yes) | ? |
Feature | Android | Firefox Mobile (Gecko) | Firefox OS | IE Phone | Opera Mobile | Safari Mobile |
---|---|---|---|---|---|---|
Basic support | 4.4 | 22.0 (22.0) | 1.0.1 | 10 | 22 | 8 |
Available in workers | (Yes) | 37.0 (37.0) | (Yes) | ? | (Yes) | ? |
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 (view example live.)