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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.)