PopStateEvent

Baseline Widely available *

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

* Some parts of this feature may have varying levels of support.

PopStateEvent is an interface for thepopstate event.

Apopstate event is dispatched to the window every time the active historyentry changes between two history entries for the same document. If the history entrybeing activated was created by a call tohistory.pushState() or wasaffected by a call tohistory.replaceState(), thepopstateevent'sstate property contains a copy of the history entry's state object.

Constructor

PopStateEvent(): Creates a newPopStateEvent object.

Instance properties

This interface also inherits the properties of its parent,Event.

PopStateEvent.stateRead only: Returns a copy of the information that was provided topushState() orreplaceState().
hasUAVisualTransitionRead only: Returnstrue if the user agent performed a visual transition for this navigation before dispatching this event, orfalse otherwise.