JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
<html>
<head>
    <link rel="stylesheet" type="text/css" href="https://cdn.datatables.net/v/dt/jq-3.2.1/jszip-2.5.0/dt-1.10.16/b-1.5.1/b-html5-1.5.1/b-print-1.5.1/datatables.min.css" />

    <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/pdfmake/0.1.32/pdfmake.min.js"></script>
    <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/pdfmake/0.1.32/vfs_fonts.js"></script>
    <script type="text/javascript" src="https://cdn.datatables.net/v/dt/jq-3.2.1/jszip-2.5.0/dt-1.10.16/b-1.5.1/b-html5-1.5.1/b-print-1.5.1/datatables.min.js"></script>
    <meta charset=utf-8 />
    <title>DataTables - JS Bin</title>
</head>
<body>
    <div class="container">
        <table id="example" class="table table-bordered display" cellspacing="0" width="100%">
            <thead>
                <tr>
                    <th>COL 1</th>
                    <th>COL 2</th>
                    <th>COL 3</th>
                </tr>
            </thead>
            <tbody>

                <tr>
                    <td>LINE 1<br>LINE 2</td>
                    <td><p>LINE 1</p><p>LINE 2</p></td>
                    <td><div>LINE 1</div><div>LINE 2</div></td>
                </tr>

            </tbody>
        </table>
    </div>
</body>
</html>

JavaScript

$(document).ready( function () {
  var table = $('#example').DataTable({
    dom: 'Btirp',
    buttons: [
    {
      extend: 'excelHtml5',
      text: 'Excel',
      exportOptions: {
      format: {
        body: function ( data, row, column, node ) {
        
               //need to change double quotes to single
               data = data.replace( /"/g, "'" );
               
               //split at each new line
               splitData = data.split('<br>');
               
               data = '';
               for (i=0; i < splitData.length; i++) {
                        //add escaped double quotes around each line
                        data += '\"' + splitData[i] + '\"';
                        //if its not the last line add CHAR(13)
                        if (i + 1 < splitData.length) {
                            data += ', CHAR(10), ';
                        }
               }
               
               //Add concat function
               data = 'CONCATENATE(' + data + ')';
               return data;

            }
        }    
     },
    customize: function( xlsx ) {
        var sheet = xlsx.xl.worksheets['sheet1.xml'];
    
        var firstExcelRow = 3;
        
		    table.rows({order: 'applied', search: 'applied'}).every( function ( rowIdx, tableLoop, rowLoop ) {

        $('c[r=A' + ( firstExcelRow + rowLoop ) + ']', sheet).each(function(e) {
    
        if ($('is t', this).text()) {
            //wrap text
            $(this).attr('s', '55');
            //change the type to `str` which is a formula
            $(this).attr('t', 'str');
            //append the concat formula
            $(this).append('<f>' + $('is t', this).text() + '</f>');
            //remove the inlineStr
            $('is', this).remove();
        }
       })

			});
    
}

}]

    });
    
    });