Excel-like Custom Formulas

IMPORTANT : All methods names should be created using capital letters.
<html>
<script src="https://jspreadsheet.com/v7/jspreadsheet.js"></script>
<script src="https://jsuites.net/v5/jsuites.js"></script>
<link rel="stylesheet" href="https://jspreadsheet.com/v7/jspreadsheet.css" type="text/css" />
<link rel="stylesheet" href="https://jsuites.net/v5/jsuites.css" type="text/css" />

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

<script>
let COLORIZE = function(v) {
    let d = document.createElement('div');
    d.style.color = v;
    d.innerText = v.toUpperCase();
    return d;
}

formula.setFormula({ COLORIZE })

jspreadsheet.setExtensions({ formulas: formula })

let data = [
    [ 'red', '=COLORIZE(A1)' ],
    [ 'green', '=COLORIZE(A2)' ],
    [ 'blue', '=COLORIZE(A3)' ],
];

jspreadsheet(document.getElementById('spreadsheet'), {
    data:data,
    columns: [
        { type: 'text', width:'300' },
        { type: 'text', width:'200' },
    ],
    license: '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',
});
</script>
</html>