Highcharts Demo
author(s): Torstein Hønsi
by Haze32
HTML
<input type="file" name="images[]" multiple onchange="handleFiles(this.files)">
<div id="bxtv_photo_photoPreviewsWrap">
</div>
JavaScript
let upFiles = [];
async function handleFiles(files) {
const previewDiv = document.getElementById('bxtv_photo_photoPreviewsWrap');
// add newly selected files to the existing files
for (let i = 0; i < files.length; i++) {
upFiles.push(files[i]);
}
console.log(upFiles); // print the list of selected files for testing purposes
}