Handsontable example

HTML

<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/handsontable.full.min.js"></script>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/handsontable.full.min.css">
<button id="export-file">expand</button>
<div id="example1" class="hot handsontable htRowHeaders htColumnHeaders"></div>

CSS

</style><script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/handsontable.full.min.js"></script><link type="text/css" rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/handsontable.full.min.css">

JavaScript

var sourceDataObject = [
  {
        category: 'Best Rock Performance',
        artist: null,
        title: null,
        label: null,
        __children: [{
              title: 'Don\'t Wanna Fight',
              artist: 'Hey!',
              label: 'ATO Records'
           }, {
              title: 'What Kind Of Man',
              artist: 'Florence & The Machine',
              label: 'Republic'
           }, {
              title: 'Something From Nothing',
              artist: 'Foo Fighters',
              label: 'RCA Records'
           }, {
              title: 'Ex\'s & Oh\'s',
              artist: 'Elle King',
              label: 'RCA Records'
           }, {
              title: 'Moaning Lisa Smile',
              artist: 'Wolf Alice',
              label: 'RCA Records/Dirty Hit'
           }

        ]
     }, {
        category: 'Best Metal Performance',
        __children: [{
           title: 'Cirice',
           artist: 'Ghost',
           label: 'Loma Vista Recordings'
        }, {
           title: 'Identity',
           artist: 'August Burns Red',
           label: 'Fearless Records'
        }, {
           title: '512',
           artist: 'Lamb Of God',
           label: 'Epic Records'
        }, {
           title: 'Thank You',
           artist: 'Sevendust',
           label: '7Bros Records'
        }, {
           title: 'Custer',
           artist: 'Slipknot',
           label: 'Roadrunner Records'
        }, ]
     }, {
        category: 'Best Rock Song',
        __children: [{
           title: 'Don\'t Wanna Fight',
           artist: 'Alabama Shakes',
           label: 'ATO Records',
        }, {
           title: 'Ex\'s & Oh\'s',
           artist: 'Elle King',
           label: 'RCA Records',
        }, {
           title: 'Hold Back The River',
           artist: 'James Bay',
           label: 'Republic',
        }, {
           title: 'Lydia',
           artist: 'Highly Suspect',
           label: '300 Entertainment',
        },...