Show Image Before Upload Using JavaScript __ Image Preview

In this video, you'll discover how to implement an image preview feature using JavaScript, allowing users to view an image before it's uploaded to a server. The tutorial explains how to create an input field for file uploads and use JavaScript to display a thumbnail of the selected image on the web page. You'll learn how to handle file input events, read the image data using the FileReader API, and dynamically update the DOM to show the preview. By the end of the video, you'll have a simple but effective way to improve user experience by giving users a visual confirmation of their selected image before submission.