OverviewOfficial Website

Dropzone.js is one of the most popular drag and drop JavaScript libraries. It is free, fully open source, and makes it easy for you to handle dropped files on your website.

CSS

<!-- dropzone css -->
<link rel="stylesheet" href="assets/libs/dropzone/dropzone.css" type="text/css" />

Javascript

<!-- dropzone js -->
<script src="assets/libs/dropzone/dropzone-min.js"></script>

Initjs (Custom js)

<!-- File upload js -->
<script src="assets/js/pages/form-file-upload.init.js"></script>

var dropzonePreviewNode = document.querySelector("#dropzone-preview-list");
dropzonePreviewNode.id = "";
var previewTemplate = dropzonePreviewNode.parentNode.innerHTML;
dropzonePreviewNode.parentNode.removeChild(dropzonePreviewNode);
var dropzone = new Dropzone(".dropzone", {
    url: 'https://httpbin.org/post',
    method: "post",
    previewTemplate: previewTemplate,
    previewsContainer: "#dropzone-preview",
});