【设备】桌面通知(Notifications)

if(window.Notification) {     if(window.Notification.permission !== "granted") {     Notification.requestPermission(); }     notify(); } else { console.log("当前浏览器不支持桌面通知！"); } function notify() { var notification = new window.Notification("this is notification title", {     icon: "",     body: "hey there! this is notification body!" }); notification.onclick = function() {     // do something } }