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 VB.NET project
If don't have a project, create one as ASP.NET web application, windows forms app, console application, class library or service.
Step 4: Include EasyXLS library into project
EasyXLS.dll must be added as reference to your project. EasyXLS.dll 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 "Dot NET version" folder.
Step 5: Run VB.NET code that groups data in Excel sheet
Execute the following VB.NET code that groups data on the first sheet of an Excel file on two outline levels.
'--------------------------------------------------------------------------------
' Tutorial 17
'
' This tutorial shows how to create an Excel file with groups on rows in VB.NET.
' The Excel file has two worksheets. The first one is full with data and contains
' the data groups.
'--------------------------------------------------------------------------------Imports EasyXLS
Imports EasyXLS.Constants
Module Tutorial17
Sub Main()
Console.WriteLine("Tutorial 17" & vbCrLf & "----------" & vbCrLf)
' Create an instance of the class that exports Excel files having two sheetsDim workbook As New ExcelDocument(2)
' Set the sheet names
workbook.easy_getSheetAt(0).setSheetName("First tab")
workbook.easy_getSheetAt(1).setSheetName("Second tab")
' Get the table of data for the first worksheetDim xlsFirstTab As ExcelWorksheet = workbook.easy_getSheetAt(0)
Dim xlsFirstTable = xlsFirstTab.easy_getExcelTable()
' Add data in cells for report headerFor column As Integer = 0 To 4
xlsFirstTable.easy_getCell(0, column).setValue("Column " & (column + 1))
xlsFirstTable.easy_getCell(0, column).setDataType(DataType.STRING)
Next
xlsFirstTable.easy_getRowAt(0).setHeight(30)
' Add data in cells for report valuesFor row As Integer = 0 To 24
For column As Integer = 0 To 4
xlsFirstTable.easy_getCell(row + 1, column).setValue("Data " & (row + 1) & ", " & (column + 1))
xlsFirstTable.easy_getCell(row + 1, column).setDataType(DataType.STRING)
Next
Next
' Set column widths
xlsFirstTable.setColumnWidth(0, 70)
xlsFirstTable.setColumnWidth(1, 100)
xlsFirstTable.setColumnWidth(2, 70)
xlsFirstTable.setColumnWidth(3, 100)
xlsFirstTable.setColumnWidth(4, 70)
' Group rows and format A1:E26 cell rangeDim xlsFirstDataGroup As New ExcelDataGroup("A1:E26", DataGroup.GROUP_BY_ROWS, False)
xlsFirstDataGroup.setAutoFormat(New ExcelAutoFormat(EasyXLS.Constants.Styles.AUTOFORMAT_EASYXLS1))
xlsFirstTab.easy_addDataGroup(xlsFirstDataGroup)
' Group rows and format A2:E10 cell range, outline level two, inside previous groupDim xlsSecondDataGroup As New ExcelDataGroup("A2:E10", DataGroup.GROUP_BY_ROWS, False)
xlsSecondDataGroup.setAutoFormat(New ExcelAutoFormat(EasyXLS.Constants.Styles.AUTOFORMAT_EASYXLS2))
xlsFirstTab.easy_addDataGroup(xlsSecondDataGroup)
' Export Excel file
Console.WriteLine("Writing file C:\Samples\Tutorial17 - group data in Excel.xlsx.")
workbook.easy_WriteXLSXFile("C:\Samples\Tutorial17 - group data in Excel.xlsx")
' Confirm export of Excel fileDim sError As String = workbook.easy_getError()
If (sError.Equals("")) Then
Console.Write(vbCrLf & "File successfully created. Press Enter to Exit...")
Else
Console.Write(vbCrLf & "Error encountered: " & sError & vbCrLf & "Press Enter to Exit...")
End If' Dispose memory
workbook.Dispose()
Console.ReadLine()
End Sub
End Module
