[.html] <div id="divImg"> <input id="Img" name="Img" type="file"> <img id="img" style="display:none;" src="" alt="圖片"> </div> [.js] var files; $("#Img").change(function () { if (this.files && this.files[0]) { FilePrepareUpload(this.files[0], this.files); } }); $('#divImg').on('drop', function (e) { if (e.originalEvent.dataTransfer) { if (e.originalEvent.dataTransfer.files.length) { e.preventDefault(); e.stopPropagation(); FilePrepareUpload(e.originalEvent.dataTransfer.files[...