Importing Color to Swatch Library from Text File

try this version for CMYK

// https://community.adobe.com/t5/illustrator/importing-color-to-swatch-library-from-text-file/m-p/11704614?page=1#M257125

// jongware/MuppetMark

function main() {
    if (isOSX()) {
        var csvFile = File.openDialog('Select a CSV File', function(f) {
            return (f instanceof Folder) || f.name.match(/\.csv$/i);
        });
    } else {
        var csvFile = File.openDialog('Select a CSV File', 'comma-separated-values(*.csv):*.csv;');
    }
    if (csvFile != null) {
        fileArray = readInCSV(csvFile);
        var columns = fileArray[0].length;
        //alert('CSV file has ' + columns + ' columns…');  
        var rows = fileArray.length;
        //alert('CSV file has ' + rows + ' rows…');  
        if (columns == 5 && rows > 0) {
            exchangeSwatches(csvFile);
        } else {
            var mess = 'Incorrect CSV File, it should have 5 columns: Swatch Name, C, M, Y, K';
            isOSX ? saySomething(mess) : alert(mess);
        }
    } else {
        var mess = 'Cancelled by User';
        isOSX ? saySomething(mess) : alert(mess);
    }
}
main();

function exchangeSwatches(csvFile) {
    //    var docRef = app.documents.add();  
    var docRef = app.activeDocument;
    var swatchgroup = docRef.swatchGroups.add();
    swatchgroup.name = csvFile.name;
    with(docRef) {
        /*  for (var i = swatches.length-1; i >= 0; i--) { 
               swatches[i].remove(); 
          } */
        for (var a = 1; a < fileArray.length; a++) {
            var n = fileArray[a][0]; // First Column is name                 
            if (n == 'Cyan' || n == 'Magenta' || n == 'Yellow' || n == 'Black') {
                n = n + '-???'; // Reserved swatch name;  
            }
            c = parseFloat(fileArray[a][1]); // Second Column is Red  
            m = parseFloat(fileArray[a][2]); // Third Column is Green  
            y = parseFloat(fileArray[a][3]); // Forth Column is Bloo  
            k = parseFloat(fileArray[a][4]); // Forth Column is Bloo  
            if (c >= 0 && c <= 100 && m >= 0 && m <= 100 && y >= 0 && y <= 100 && k >= 0 && k <= 100) {
                var color = new CMYKColor;
                color.cyan = c;
                color.magenta = m;
                color.yellow = y;
                color.black = k;
                var swatch = swatches.add();
                swatch.name = n;
                swatch.color = color;
                swatchgroup.addSwatch(swatch);
            } else {
                var mess = 'Color values are out of range?';
                isOSX ? saySomething(mess) : alert(mess);
            }
        }
    }
}

function readInCSV(fileObj) {
    var fileArray = new Array();
    fileObj.open('r');
    fileObj.seek(0, 0);
    while (!fileObj.eof) {
        var thisLine = fileObj.readln();
        var csvArray = thisLine.split(',');
        fileArray.push(csvArray);
    }
    fileObj.close();
    return fileArray;
}

function saySomething(stringObj) {
    var speakThis = 'I say, "' + stringObj + '"';
    alert(speakThis);
}

function isOSX() {
    return $.os.match(/Macintosh/i);
}