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Customize Button with HTML Element in JavaScript (ES5) Uploader control

06 Jun 2023 / 1 minute to read

The uploader component allows you to customize the action buttons by using buttons  property. Refer to the following example.

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// Initialize the uploader component
var uploadObj = new ej.inputs.Uploader({
    asyncSettings: {
        saveUrl: '',
        removeUrl: ''
    autoUpload: false,
    buttons: {
      browse: 'Choose file',
      clear: clearEle,
      upload: uploadEle

var uploadEle = ej.base.createElement('span', { className: 'upload e-icons' });
uploadEle.innerHTML = 'Upload All';
var clearEle = ej.base.createElement('span', { className: 'remove e-icons' });
clearEle.innerHTML = 'Clear All';
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<!DOCTYPE html><html lang="en"><head>
    <title>Essential JS 2 Uploader</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="description" content="Essential JS 2 Uploader Component">
    <meta name="author" content="Syncfusion">
    <link href="index.css" rel="stylesheet">
    <link href="//" rel="stylesheet">
    <link href="//" rel="stylesheet">
    <link href="//" rel="stylesheet">
    <link href="//" rel="stylesheet">
<script src="" type="text/javascript"></script>
    <div id="container">
        <input type="file" id="fileupload" name="UploadFiles">

var ele = document.getElementById('container');
if(ele) { = "visible";
<script src="index.js" type="text/javascript"></script>
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#container {
  visibility: hidden;
  margin: 0 auto;
  width: 450px;

#loader {
  color: #008cff;
  font-family: 'Helvetica Neue','calibiri';
  font-size: 14px;
  height: 40px;
  left: 45%;
  position: absolute;
  top: 45%;
  width: 30%;

.e-upload .e-upload-actions .e-file-clear-btn,
.e-upload .e-upload-actions .e-file-upload-btn {
  -webkit-tap-highlight-color: transparent;
    background-color: #ddd;
    border-color: #c3c3c3;
    color: #000000;
    box-shadow: none;
    width: 44%;
    margin: 0;
    text-transform: none;
    padding: 8px 0;

.e-upload .e-upload-actions {
  width: 100%;

.upload::before {
  content: '\e725';
  position: relative;
  font-size: 10px;
  right: 10px;
.remove::before {
  content: '\e932';
  position: relative;
  font-size: 10px;
  right: 10px;

You can also explore JavaScript File Upload feature tour page for its groundbreaking features. You can also explore our JavaScript File Upload example to understand how to browse the files which you want to upload to the server.