The indexedDB read-only property of the WindowOrWorkerGlobalScope mixin provides a mechanism for applications to asynchronously access the capabilities of indexed databases.
var IDBFactory = self.indexedDB;
An IDBFactory object.
var db;
function openDB() {
var DBOpenRequest = window.indexedDB.open('toDoList');
DBOpenRequest.onsuccess = function(e) {
db = DBOpenRequest.result;
}
} | Specification | Status | Comment |
|---|---|---|
| Indexed Database API 2.0 The definition of 'indexedDB' in that specification. | Editor's Draft | Defined in a WindowOrWorkerGlobalScope partial in the newest spec. |
| Indexed Database API The definition of 'indexedDB' in that specification. | Recommendation | Initial definition. |
| Feature | Chrome | Edge | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|---|
| Basic support | 23webkit 24 | (Yes) | 10 moz 16.0 (16.0) 52.0 (52.0)[1] | 10, partial | 15 | 7.1 |
| Available in workers | (Yes) | (Yes) | 37.0 (37.0) | ? | (Yes) | ? |
| Indexed Database 2.0 | 58 | ? | ? | ? | 45 | ? |
| Feature | Android Webview | Chrome for Android | Edge | Firefox Mobile (Gecko) | Firefox OS | IE Phone | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|---|---|
| Basic support | (Yes) | ? | (Yes) | 22.0 (22.0) 52.0 (52.0)[1] | 1.0.1 | 10 | 22 | 8 |
| Available in workers | (Yes) | ? | (Yes) | 37.0 (37.0) | (Yes) | ? | (Yes) | ? |
| Indexed Database 2.0 | 58 | 58 | ? | ? | ? | ? | 45 | ? |
[1] indexedDB now defined on WindowOrWorkerGlobalScope mixin.
IDBDatabase
IDBTransaction
IDBKeyRange
IDBObjectStore
IDBCursor
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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/WindowOrWorkerGlobalScope/indexedDB