To download the trial version of EasyXLS Excel Library, press the below button:
If you already own a license key, you may login and download EasyXLS from your account.
Install the downloaded EasyXLS installer for v8.6 or earlier.
Step 2: License file setup
Step required for EasyXLS v9.0 or later.
If you are using a trial, generate a trial license file from EasyXLS trials page. The trial license is valid for 30-days.
If you own a license key, you may login to the account that purchased the license and generate the license file from: https://www.easyxls.com/my-orders
Setup the license file into your project using these guidelines.
Step 3: Create a Java project
If don't have a project already, create a new Java project.
Step 4: Include EasyXLS library into project
EasyXLS.jar must be added to external libraries into your project for Eclipse or to your application CLASSPATH.
EasyXLS.jar can be found: - Inside the downloaded archive at Step 1 for EasyXLS v9.0 or later - Under installation path for EasyXLS v8.6 or earlier, in "Lib" folder.
Step 5: Run Java code that adds formula to Excel cell
Execute the following Java code that exports an Excel file with formulas.
package testexceljava;
import EasyXLS.*;
/* ------------------------------------------------------------
| Tutorial 11
|
| This tutorial shows how to create an Excel file in Java that
| has a cell that contains SUM formula for a range of cells.
* --------------------------------------------------------- */public class Tutorial11 {
public static void main(String[] args) {
try {
System.out.println("Tutorial 11");
System.out.println("----------");
// Create an instance of the class that exports Excel files
ExcelDocument workbook = new ExcelDocument();
// Create a sheet
workbook.easy_addWorksheet("Formula");
// Get the table of data for the sheet, add data in sheet and the formula
ExcelTable xlsTable = ((ExcelWorksheet)workbook.easy_getSheet("Formula")).easy_getExcelTable();
xlsTable.easy_getCell("A1").setValue("1");
xlsTable.easy_getCell("A2").setValue("2");
xlsTable.easy_getCell("A3").setValue("3");
xlsTable.easy_getCell("A4").setValue("4");
xlsTable.easy_getCell("A6").setValue("=SUM(A1:A4)");
// Export Excel file
System.out.println("Writing file: C:\\Samples\\Tutorial11 - formulas in Excel.xlsx");
workbook.easy_WriteXLSXFile("C:\\Samples\\Tutorial11 - formulas in Excel.xlsx");
// Confirm export of Excel fileif (workbook.easy_getError().equals(""))
System.out.println("File successfully created.");
else
System.out.println("Error encountered: " + workbook.easy_getError());
// Dispose memory
workbook.Dispose();
}
catch (Exception ex) {
ex.printStackTrace();
}
}
}
