How to Convert CSV Files to XLSX in JavaScript

bower install jquery
var form = new FormData();
form.append("inputFile1", fileInput.files[0], "file");
form.append("inputFile2", fileInput.files[0], "file");
form.append("inputFile3", fileInput.files[0], "file");
form.append("inputFile4", fileInput.files[0], "file");
form.append("inputFile5", fileInput.files[0], "file");
form.append("inputFile6", fileInput.files[0], "file");
form.append("inputFile7", fileInput.files[0], "file");
form.append("inputFile8", fileInput.files[0], "file");
form.append("inputFile9", fileInput.files[0], "file");
form.append("inputFile10", fileInput.files[0], "file");
var settings = {
"url": "",
"method": "POST",
"timeout": 0,
"headers": {
"worksheetNames": "<string>",
"Content-Type": "multipart/form-data",
"processData": false,
"mimeType": "multipart/form-data",
"contentType": false,
"data": form
$.ajax(settings).done(function (response) {



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