Navigation
Limited availability
This feature is not Baseline because it does not work in some of the most widely-used browsers.
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The Navigation interface of the Navigation API allows control over all navigation actions for the current window in one central place, including initiating navigations programmatically, examining navigation history entries, and managing navigations as they happen.
It is accessed via the Window.navigation property.
The Navigation API only exposes history entries created in the current browsing context that have the same origin as the current page (e.g., not navigations inside embedded <iframe>s, or cross-origin navigations), providing an accurate list of all previous history entries just for your app. This makes traversing the history a much less fragile proposition than with the older History API.
Instance properties
Inherits properties from its parent, EventTarget.
activationRead only Experimental-
Returns a
NavigationActivationobject containing information about the most recent cross-document navigation, which "activated" this Document. canGoBackRead only Experimental-
Returns
trueif it is possible to navigate backwards in the navigation history (i.e., thecurrentEntryis not the first one in the history entry list), andfalseif it is not. canGoForwardRead only Experimental-
Returns
trueif it is possible to navigate forwards in the navigation history (i.e., thecurrentEntryis not the last one in the history entry list), andfalseif it is not. currentEntryRead only Experimental-
Returns a
NavigationHistoryEntryobject representing the location the user is currently navigated to right now. transitionRead only Experimental-
Returns a
NavigationTransitionobject representing the status of an in-progress navigation, which can be used to track it. Returnsnullif no navigation is currently in progress.
Instance methods
Inherits methods from its parent, EventTarget.
back()Experimental-
Navigates backwards by one entry in the navigation history.
entries()Experimental-
Returns an array of
NavigationHistoryEntryobjects representing all existing history entries. forward()Experimental-
Navigates forwards by one entry in the navigation history.
-
Navigates to a specific URL, updating any provided state in the history entries list.
reload()Experimental-
Reloads the current URL, updating any provided state in the history entries list.
traverseTo()Experimental-
Navigates to a specific
NavigationHistoryEntryidentified bykey. updateCurrentEntry()Experimental-
Updates the state of the
currentEntry; used in cases where the state change will be independent from a navigation or reload.
Events
Inherits events from its parent, EventTarget.
currententrychangeExperimental-
Fired when the
Navigation.currentEntryhas changed. -
Fired when any type of navigation is initiated, allowing you to intercept as required.
-
Fired when a navigation fails.
-
Fired when a successful navigation has finished.
Examples
>Moving forwards and backwards in the history
async function backHandler() {
if (navigation.canGoBack) {
await navigation.back().finished;
// Handle any required clean-up after
// navigation has finished
} else {
displayBanner("You are on the first page");
}
}
async function forwardHandler() {
if (navigation.canGoForward) {
await navigation.forward().finished;
// Handle any required clean-up after
// navigation has finished
} else {
displayBanner("You are on the last page");
}
}
Traversing to a specific history entry
// On JS startup, get the key of the first loaded page
// so the user can always go back there.
const { key } = navigation.currentEntry;
backToHomeButton.onclick = () => navigation.traverseTo(key);
// Navigate away, but the button will always work.
await navigation.navigate("/another_url").finished;
Navigating and updating state
navigation.navigate(url, { state: newState });
Or
navigation.reload({ state: newState });
Or if the state is independent from a navigation or reload:
navigation.updateCurrentEntry({ state: newState });
Specifications
| Specification |
|---|
| HTML> # navigation-interface> |
Browser compatibility
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