downloads.cancel()
语法
js
let canceling = browser.downloads.cancel(
downloadId // 整型
)
参数
downloadId
-
integer
。要取消的下载的 id。
返回值
一个 Promise
,如果请求成功其会兑现,且不带任何参数。如果请求失败,promise 将被拒绝并带有错误消息。
浏览器兼容性
Report problems with this compatibility data on GitHubdesktop | mobile | ||||||
---|---|---|---|---|---|---|---|
cancel |
Legend
Tip: you can click/tap on a cell for more information.
- 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.
示例
js
let downloadId = 13;
function onCanceled() {
console.log(`Canceled download`);
}
function onError(error) {
console.log(`Error: ${error}`);
}
let canceling = browser.downloads.cancel(downloadId);
canceling.then(onCanceled, onError);
备注:
此 API 基于 Chromium 的 chrome.downloads
API。