Examples
Adding formulas to your spreadsheets

The example below shows how to use excel-like formulas on your javascript spreadsheet.
Source code

<html>
<script src="https://jspreadsheet.com/v7/jspreadsheet.js"></script>
<script src="https://jsuites.net/v4/jsuites.js"></script>
<link rel="stylesheet" href="https://jspreadsheet.com/v7/jspreadsheet.css" type="text/css" />
<link rel="stylesheet" href="https://jsuites.net/v4/jsuites.css" type="text/css" />

<div id="spreadsheet"></div>

<script>
var data = [
    [ 'Crayons Crayola only (No Rose Art)', 2, 5.13, '=B1*C1' ],
    [ 'Colored Pencils Crayola only', 2, 4.41, '=B2*C2' ],
    [ 'Expo Dry-erase Markers Wide', 4, 3.00, '=B3*C3' ],
    [ 'Index Cards Unlined', 3, 6.00, '=B4*C4' ],
    [ 'Tissues', 10, 1.90, '=B5*C5' ],
    [ 'Ziploc Sandwich-size Bags', 5, 1.00, '=B6*C6' ],
    [ 'Thin Markers Crayola only', 2, 3.00, '=B7*C7' ],
    [ 'Highlighter', 4, 1.20, '=B8*C8' ],
    [ 'Total', '=SUM(B1:B8)', '=ROUND(SUM(C1:C8), 2)', '=SUM(D1:D8)' ],
];

jspreadsheet(document.getElementById('spreadsheet'), {
    data: data,
    columns: [
        { type: 'text', title:'Product', width:'300' },
        { type: 'number', title:'Qtd', width:'80' },
        { type: 'number', title:'Price', width:'100', mask:'#.##,00', decimal:',' },
        { type: 'number', title:'Total', width:'100' },
    ],
    updateTable: function(instance, cell, col, row, val) {
        if (cell.innerHTML == 'Total') {
            cell.parentNode.style.backgroundColor = '#fffaa3';
        }

        if (col == 3) {
            if (parseFloat(cell.innerText) > 10) {
                cell.style.color = 'red';
            }  else {
                cell.style.color = 'green';
            }
        }
    },
    columnSorting:false,
    license: 'NDc4ZDc3NWJiNjIzNzU4MTVmNjA4MjdlYjk1MjlmZDZiYzk4MWM3ZmM2OTdiZDczOWQ2MGRkZjdhNTc4ODExNmMyMDZkZDIwNzExYzJmM2EwOTBiYWUxM2M0NGY1YzNiZmVmZTY1OGY5OWI2ZDg2NDMyNjgwOTFhZGQ2MzVlYmEsZXlKdVlXMWxJam9pY0dGMWJDNW9iMlJsYkNJc0ltUmhkR1VpT2pFMk5EY3pPRGc0TURBc0ltUnZiV0ZwYmlJNld5SnFjMmhsYkd3dWJtVjBJaXdpWTI5a1pYTmhibVJpYjNndVkyOXRJaXdpYW5Od2NtVmhaSE5vWldWMExtTnZiU0lzSW1OellpNWhjSEFpTENKalpIQnVMbWx2SWl3aWJHOWpZV3hvYjNOMElsMHNJbkJzWVc0aU9pSXlJbjA9',
});
</script>
</html>