History.length

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

Feature Chrome Edge Firefox (Gecko) Internet Explorer Opera Safari (WebKit) Mozilla Servo
Basic support (Yes) (Yes) (Yes) (Yes) (Yes) (Yes) implemented
Feature Android Edge Firefox Mobile (Gecko) IE Phone Opera Mobile Safari Mobile
Basic support (Yes) (Yes) (Yes) (Yes) (Yes) (Yes)

See also

  • The History interface it belongs to.

Document Tags and Contributors

 Contributors to this page: erikadoyle, ea1000, fscholz, kscarfone, teoli
 Last updated by: erikadoyle,