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 Excel > JExcel API > How to add Sum Formula to Excel Spreadsheet

How to add Sum Formula to Excel Spreadsheet 

Java Excel API is an open source java library to read, write and modify Excel spread sheets. This requires the library jxl-2.6.12.jar to be in classpath. The following example shows how to add sum formula to a Cell in Excel Spreadsheet.

File Name  :  
Author  :  Sudhakar KV
Email  :  [email protected]
package com.bethecoder.tutorials.jexcelapi.write;


import jxl.Workbook;
import jxl.write.Formula;
import jxl.write.Label;
import jxl.write.Number;
import jxl.write.WritableSheet;
import jxl.write.WritableWorkbook;
import jxl.write.WriteException;

public class SumFormulaTest {

   @param args
   @throws IOException 
   @throws IOException 
   @throws WriteException 
   @throws BiffException 
  public static void main(String[] argsthrows IOException, WriteException {
    //Creates a writable workbook with the given file name
    WritableWorkbook workbook = Workbook.createWorkbook(new File("C:/JXL/SumFormula.xls"));

    WritableSheet sheet = workbook.createSheet("My Sheet"0);

    Number numCell = new Number(1018);

    Number numCell2 = new Number(1128);
    Number numCell3 = new Number(1238);
    //Create a formula for adding cells
    Formula sum = new Formula(13"B1+B2+B3");
    //Create label for sum
    Label sumLabel = new Label(03"Sum of B1+B2+B3");
    //Writes out the data held in this workbook in Excel format

    //Close and free allocated memory 


It gives the following output,


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