Handsontable example

HTML

<script src="https://cdn.jsdelivr.net/npm/handsontable@14.4/dist/handsontable.full.min.js"></script>
<link type="text/css" rel="stylesheet" href="https://cdn.jsdelivr.net/npm/handsontable@14.4/dist/handsontable.full.min.css" /> 
<script src="https://handsontable.com/docs/scripts/fixer.js"></script>

<div id="example1" class="hot "></div>

Babel + JSX

import Handsontable from 'handsontable';
import 'handsontable/dist/handsontable.full.min.css';

const container = document.querySelector('#example1');

const hot = new Handsontable(container, {
   licenseKey: 'non-commercial-and-evaluation',
   columns: [
     {
       validator: function (value, callback) {  
         if(!isNaN(Number(value))){
           callback(true)
         } else {
           callback(false)
         }
       }
     }
   ],

 columnSummary: [
   {
     type: 'sum',
     destinationRow: 3,
     destinationColumn: 0
   }
 ]
});