tabs.onReplaced
Fired when a tab is replaced with another tab due to prerendering or instant.
This event may not be relevant for or supported by browsers other than Chrome.
Syntax
browser.tabs.onReplaced.addListener(listener)
browser.tabs.onReplaced.removeListener(listener)
browser.tabs.onReplaced.hasListener(listener)
Events have three functions:
addListener(callback)
- Adds a listener to this event.
removeListener(listener)
- Stop listening to this event. The
listener
argument is the listener to remove. hasListener(listener)
- Check whether
listener
is registered for this event. Returnstrue
if it is listening,false
otherwise.
addListener syntax
Parameters
Examples
Listen for replacement events, and log the associated info:
function handleReplaced(addedTabId, removedTabId) {
console.log("New tab: " + addedTabId);
console.log("Old tab: " + removedTabId);
}
browser.tabs.onReplaced.addListener(handleReplaced);
Browser compatibility
Report problems with this compatibility data on GitHubwebextensions-desktop | webextensions-mobile | |||||
---|---|---|---|---|---|---|
onReplaced | ChromeFull supportYes | EdgeFull support79 | FirefoxNo supportNo | OperaFull supportYes | SafariFull support14 | Firefox for AndroidNo supportNo |
Legend
- Full support
- Full support
- No support
- No support
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Acknowledgements
This API is based on Chromium's chrome.tabs
API. This documentation is derived from tabs.json
in the Chromium code.
Microsoft Edge compatibility data is supplied by Microsoft Corporation and is included here under the Creative Commons Attribution 3.0 United States License.