Generate CSV with javascript

CSVexport.js

function csvBlob(rows, export_bom) {
    const BOM = '\ufeff';   // Utf-8 Bytes order mark
    return new Blob([(export_bom ? BOM : '') + rows.map(function(row) {
        return row.map(function(col) {
            return ['"', col.replace(/"/gi, '""'), '"'].join('');
        }).join(',')
    }).join('\n')], {type: 'text/csv;charset=utf-8;'});
}

const blob = csvBlob(temp1);
let link = document.createElement("a");
let url = URL.createObjectURL(blob);
link.setAttribute("href", url);
link.setAttribute("download", 'data.csv');
link.innerHtml = 'Download me';
document.body.appendChild(link);