<html>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.1.1/jquery.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery-csv/0.71/jquery.csv-0.71.min.js"></script>
<script src="http://cdn.bossanova.uk/js/jquery.jexcel.js"></script>
<link rel="stylesheet" href="http://cdn.bossanova.uk/css/jquery.jexcel.css" type="text/css" />
<div id="my"></div>
<p><button id='download'>Export my spreadsheet as CSV</button></p>
<script>
$('#my').jexcel({
csv:'http://cdn.bossanova.uk/demo/demo1.csv',
csvHeaders:true,
colWidths: [70, 200, 300],
});
$('#download').on('click', function () {
$('#my').jexcel('download');
})
</script>
</html>