index.md

---

title: bookmarks.onCreated
slug: Mozilla/Add-ons/WebExtensions/API/bookmarks/onCreated
page-type: webextension-api-event
tags:
  - API
  - Add-ons
  - Bookmarks
  - Event
  - Extensions
  - Non-standard
  - Reference
  - WebExtensions
  - onCreated
browser-compat: webextensions.api.bookmarks.onCreated

---

{{AddonSidebar()}}

Fired when a bookmark item (a bookmark or a folder) is created.

Syntax

browser.bookmarks.onCreated.addListener()
browser.bookmarks.onCreated.removeListener(listener)
browser.bookmarks.onCreated.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. Returns true if it is listening, false otherwise.

addListener syntax

Parameters

• callback

  • : Function that will be called when this event occurs. The function will be passed the following arguments:

    • id

      • : string. The new bookmark item's ID.

    • bookmark

      • : {{WebExtAPIRef('bookmarks.BookmarkTreeNode')}}. Information about the new bookmark item.

Examples

function handleCreated(id, bookmarkInfo) {
  console.log(`New bookmark ID: ${id}`);
  console.log(`New bookmark URL: ${bookmarkInfo.url}`);
}

browser.bookmarks.onCreated.addListener(handleCreated);

{{WebExtExamples}}

Browser compatibility

{{Compat}}

Note: This API is based on Chromium's chrome.bookmarks API. This documentation is derived from bookmarks.json in the Chromium code.