history.onVisited
Fired each time the user visits a page. A {{WebExtAPIRef("history.HistoryItem")}} object is passed to the listener. This event fires before the page has loaded.
Syntax
browser.history.onVisited.addListener(listener)
browser.history.onVisited.removeListener(listener)
browser.history.onVisited.hasListener(listener)
Events have three functions:
addListener(listener)- : Adds a listener to this event.
removeListener(listener)- : Stop listening to this event. The
listenerargument is the listener to remove.
- : Stop listening to this event. The
hasListener(listener)- : Check whether
listeneris registered for this event. Returnstrueif it is listening,falseotherwise.
- : Check whether
addListener syntax
Parameters
listener- : The function called when this event occurs. The function is passed this argument:
result-
:
{{WebExtAPIRef('history.HistoryItem')}}. An object representing the item in the browser’s history.At the time that this event is sent, the browser doesn’t yet know the title of the page. If the browser has visited this page before and has remembered its old title, then the
HistoryItem.titleobject will contain the old title of the page. If the browser doesn’t have a record of the page’s old title, thenHistoryItem.titlewill be empty. To get the titles of pages as soon as they are known, listen for{{WebExtAPIRef("history.onTitleChanged")}}.
-
- : The function called when this event occurs. The function is passed this argument:
Examples
Listen for visits, and log the URL and visit time.
function onVisited(historyItem) {
console.log(historyItem.url);
console.log(new Date(historyItem.lastVisitTime));
}
browser.history.onVisited.addListener(onVisited);
{{WebExtExamples}}
Browser compatibility
{{Compat}}
[!NOTE] This API is based on Chromium’s
chrome.historyAPI. This documentation is derived fromhistory.jsonin the Chromium code.