Excel specific features

GemBox.Spreadsheet preserves Excel specific features like sparklines, slicers, icon sets, data bars, etc. when reading XLSX file format.

Screenshot of Excel specific features preserved with GemBox.Spreadsheet
Excel specific features preserved with GemBox.Spreadsheet
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import com.gembox.spreadsheet.*;

class Program {

    public static void main(String[] args) throws java.io.IOException {
        // If using Professional version, put your serial key below.
        SpreadsheetInfo.setLicense("FREE-LIMITED-KEY");

        ExcelFile workbook = ExcelFile.load("%InputFileName%");

        // Modify all values in column C. Set them to some random value between -10 and 10.
        CellRangeIterator readEnumerator = workbook.getWorksheet(0).getColumn("C").getCells().getReadIterator();

        java.util.Random rnd = new java.util.Random();
        while (readEnumerator.hasNext()) {
            ExcelCell cell = readEnumerator.next();
            if (cell.getValueType() == CellValueType.INT)
                cell.setValue(rnd.nextInt(20) - 10);
        }

        workbook.save("Excel 2010_2013 Features.xlsx");
    }
}

Check next example or download examples from GitHub.