Workbook workbook = new Workbook();
// Get the first worksheet from the workbook
Worksheet sheet = workbook.getWorksheets().get(0);
// Set the value of cell range A1 to "&=Array"
sheet.getCellRange("A1").setValue("&=Array");
// Add a parameter named "Array" with an array of strings as its value
workbook.getMarkerDesigner().addArray("Array", new String[] { "Spire.Xls", "Spire.Doc", "Spire.PDF", "Spire.Presentation", "Spire.Email" });
// Apply the marker design to the workbook
workbook.getMarkerDesigner().apply();
// Calculate all the values in the workbook
workbook.calculateAllValue();
// Auto-fit the rows and columns in the allocated range of the worksheet
sheet.getAllocatedRange().autoFitRows();
sheet.getAllocatedRange().autoFitColumns();
// Save the workbook to the specified file path using Excel 2013 format
workbook.saveToFile(outputFile, ExcelVersion.Version2013);
// Clean up and release resources used by the workbook
workbook.dispose();