console 命令行工具 X clear

console

function notifyMe() {
  if (!("Notification" in window)) {
    // Check if the browser supports notifications
    alert("This browser does not support desktop notification");
  } else if (Notification.permission === "granted") {
    // Check whether notification permissions have already been granted;
    // if so, create a notification
    const notification = new Notification("Hi there!111",{ requireInteraction:true ,icon:"https://b.scm321.com/favicon.ico",image:"https://b.scm321.com/Content/images/nlogo-pure.png"});
    notification.addEventListener("click",function(){
        window.open("http://baidu.com")
    });
    // …
  } else if (Notification.permission !== "denied") {
    // We need to ask the user for permission
    Notification.requestPermission().then((permission) => {
      // If the user accepts, let's create a notification
      if (permission === "granted") {
        const notification = new Notification("Hi therefdafd!");
        // …
      }
    });
  }

  // At last, if the user has denied notifications, and you
  // want to be respectful there is no need to bother them anymore.
}

<!DOCTYPE html>
<html lang="en">

<head>
	<meta charset="UTF-8">
	<meta name="viewport" content="width=, initial-scale=">
	<meta http-equiv="X-UA-Compatible" content="">
	<title></title>
</head>

<body>
	<button onclick="notifyMe()">Notify me!</button>
</body>
</html>