Window: hashchange event
The hashchange
event is fired when the fragment identifier of the URL has changed (the part of the URL beginning with and following the #
symbol).
Syntax
Use the event name in methods like addEventListener()
, or set an event handler property.
addEventListener('hashchange', (event) => { });
onhashchange = (event) => { };
Event type
A HashChangeEvent
. Inherits from Event
.
Event properties
HashChangeEvent.newURL
Read only-
The new URL to which the window is navigating.
HashChangeEvent.oldURL
Read only-
The previous URL from which the window was navigated.
Event handler aliases
In addition to the Window
interface, the event handler property onhashchange
is also available on the following targets:
Examples
You can use the hashchange
event in an addEventListener
method:
window.addEventListener('hashchange', () => {
console.log('The hash has changed!')
}, false);
Or use the onhashchange
event handler property:
function locationHashChanged() {
if (location.hash === '#cool-feature') {
console.log("You're visiting a cool feature!");
}
}
window.onhashchange = locationHashChanged;
Specifications
Specification |
---|
HTML Standard # event-hashchange |
HTML Standard # handler-window-onhashchange |
Browser compatibility
BCD tables only load in the browser
See also
popstate
event