How to preload images into dropzone.js?

@raphael_tillman 

There is no built-in way to preload images into Dropzone.js. However, you can achieve this by preloading the images using JavaScript before initializing Dropzone.

Here is an example code snippet to preload images using JavaScript:

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var imageUrls = [
  'image1.jpg',
  'image2.jpg',
  'image3.jpg'
];

var images = [];

function preloadImages() {
  imageUrls.forEach(function(url) {
    var img = new Image();
    img.src = url;
    images.push(img);
  });
}

preloadImages();

// Initialize Dropzone after preloading images
Dropzone.autoDiscover = false;
var myDropzone = new Dropzone("#myDropzone", {
  url: "/upload",
  addRemoveLinks: true
});

In this code snippet, the preloadImages function loads the images specified in the imageUrls array using the Image constructor. Once the images are preloaded, you can then initialize Dropzone and start uploading the images.

Remember to replace #myDropzone with the ID of your Dropzone element.