Fired when a tab is created.
Note that the tab's URL may not be given its final value at the time this event fired. In particular, Firefox opens a new tab with the URL "about:blank" before loading the new page into it. You can listen to
tabs.onUpdated
events to be notified when a URL is set.
browser.tabs.onCreated.addListener(callback)
浏览器
.
tabs
.
onCreated
.
removeListener
(
listener
)
浏览器
.
tabs
.
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)
校验是否
listener
is registered for this event. Returns
true
if it is listening,
false
否则。
callback
Function that will be called when this event occurs. The function will be passed the following arguments:
tab
tabs.Tab
. Details of the tab that was created.
Log the IDs of newly created tabs:
function handleCreated(tab) {
console.log(tab.id);
}
browser.tabs.onCreated.addListener(handleCreated);
BCD tables only load in the browser
注意：
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.
最后修改： , 由 MDN 贡献者