The version property of the IDBVersionChangeEvent interface returns The new version of the database in a versionchange transaction.
Warning: While this property is still implemented in older browsers, the latest specification replaces it with the oldVersion and newVersion attributes. See the compatibility table to know what browsers support them.
Syntax
readonly attribute unsigned long long? version;
Value
Specifications
| Specification | Status | Comment |
|---|---|---|
| Indexed Database API The definition of 'IDBVersionChangeEvent' in that specification. |
Recommendation | Initial definition. |
| Indexed Database API 2.0 The definition of 'IDBVersionChangeEvent' in that specification. |
Recommendation |
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.
| Feature | Chrome | Edge | Firefox | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|---|
| Basic support | 12 | Yes | 4 9 moz | No | No | No |
| Feature | Android webview | Chrome for Android | Edge mobile | Firefox for Android | Opera Android | iOS Safari | Samsung Internet |
|---|---|---|---|---|---|---|---|
| Basic support | Yes | 4.4 | Yes | 22 | 22 | No | 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.)
Document Tags and Contributors
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Contributors to this page:
fscholz,
chrisdavidmills
Last updated by:
fscholz,