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

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidEdge MobileFirefox for AndroidOpera for AndroidiOS SafariSamsung Internet
Basic supportChrome Full support YesEdge ? Firefox Full support YesIE ? Opera ? Safari ? WebView Android Full support YesChrome Android Full support YesEdge Mobile ? Firefox Android Full support YesOpera Android ? Safari iOS ? Samsung Internet Android ?

Legend

Full support  
Full support
Compatibility unknown  
Compatibility unknown

See also

  • The History interface it belongs to.

Document Tags and Contributors

Last updated by: Claas,