The History.length read-only property returns an Integer representing the number of elements in the session history, including the currently loaded page. For example, for a page loaded in a new tab this property returns 1.
Syntax
length = history.length;
Examples
var result = window.history.length; // Returns the size of the history of the current session.
Specifications
| Specification | Status | Comment |
|---|---|---|
| HTML Living Standard The definition of 'History.length' in that specification. |
Living Standard | No change from HTML5. |
| HTML5 The definition of 'History.length' 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 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
| Basic support | Chrome Full support Yes | Edge ? | Firefox Full support Yes | IE ? | Opera ? | Safari ? | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile ? | Firefox Android Full support Yes | Opera Android ? | Safari iOS ? | Samsung Internet Android ? |
Legend
- Full support
- Full support
- Compatibility unknown
- Compatibility unknown
See also
- The
Historyinterface it belongs to.
Document Tags and Contributors
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Contributors to this page:
Claas,
connorshea,
pandemm,
chinazhaghai,
erikadoyle,
ea1000,
fscholz,
kscarfone,
teoli
Last updated by:
Claas,