evangrim

    //columns is array of string values, or something falsy
    //rows is 2d array with inner arrays comprised of cell values (strings)
    //columns array will have same length as each member of rows array 
    $scope.downloadCsv = function(columns, rows, filenameWithoutExtension) {
        let separator = "\n";

        // join(',') + "\n";
        // const header = columnsArr.join(',') + "\r\n";
        const header = columns.join(',') + separator;