Step-by-step tutorial on how to create browser notifications in JavaScript using notifications retrieved from an API

Mark Caggiano
6 min readMay 9, 2023

Here’s a step-by-step tutorial on how to create browser notifications in JavaScript using notifications retrieved from an API.

Step 1: Set up the HTML structure Create an HTML file and add the following structure

<!DOCTYPE html>
<html>
<head>
<title>Browser Notifications Example</title>
</head>
<body>
<h1>Browser Notifications Example</h1>

<script src="script.js"></script>
</body>
</html>

Step 2: Create the JavaScript code Create a JavaScript file called script.js and add the following code

// Request permission to show notifications
Notification.requestPermission().then(function(permission) {
if (permission === 'granted') {
// Permission granted, load notifications from the API
loadNotifications();
}
});

// Function to load notifications from the API
function loadNotifications() {
fetch('https://api.example.com/notifications')
.then(function(response) {
return response.json();
})
.then(function(notifications) {
// Iterate over each notification
notifications.forEach(function(notification) {…

--

--