PermissionStatus
Baseline 2022Newly available
Since September 2022, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.
备注: 此特性在 Web Worker 中可用。
Permissions API 的 PermissionStatus
接口提供包含权限状态的对象以及用于监视所述权限状态更改的事件处理器。
实例属性
PermissionStatus.name
只读-
返回所请求权限的名称,与传递给
Permissions.query
的name
相同。 PermissionStatus.state
只读-
返回所请求权限的状态;
'granted'
、'denied'
或'prompt'
之一。
事件
change
-
在
PermissionStatus.state
更改时调用。
示例
js
navigator.permissions
.query({ name: "geolocation" })
.then((permissionStatus) => {
console.log(`geolocation 权限状态为 ${permissionStatus.state}`);
permissionStatus.onchange = () => {
console.log(`geolocation 权限状态已更改为 ${permissionStatus.state}`);
};
});
规范
Specification |
---|
Permissions # permissionstatus-interface |
浏览器兼容性
Report problems with this compatibility data on GitHubdesktop | mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
PermissionStatus | ||||||||||||
change event | ||||||||||||
name | ||||||||||||
state |
Legend
Tip: you can click/tap on a cell for more information.
- Full support
- Full support
- No support
- No support
- See implementation notes.
- Uses a non-standard name.
- Has more compatibility info.
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.