How To Read Excel File In C# .Net

The same question is asked in other words as follows.

• Reading Excel File By C#
• Loading and reading the Microsoft Excel file contents
• How to read an Excel file with OleDb and a simple SQL
• Read Excel files in pure C# without interop
• Read Excel files from ASP.NET
• How to read excel cvs file from C#

Here is a sample code for reading microsoft excel (MS Excel) file using C# .net.

This is application a prototype that explains using Microsoft Excel 10.0 Object Library to read excel file. With the use of this library, you can load, read and write the excel file contents.

Note: Here, I have created test.xls file which will be copied to c:\ before run the application.

Application developed using sample console application under VC# projects.

Steps:

1. Include the following reference into the project : 

Microsoft Excel 10.0 Object Library 

Microsoft Office 10.0 Object Library 

2. Include the name space i.e. using Excel. 

3. Creating the ExcelApplicationClass,WorkBook and Range.

Find the complete code below:

using System;
using Excel;
namespace TestExcel
{
class ExcelApplication
{
[STAThread]
static void Main(string[] args)
{

string Path = @"c:\test.xls";
// initialize the Excel Application class
Excel.ApplicationClass app = new ApplicationClass();
// create the workbook object by opening  the excel file.
Excel.Workbook workBook = app.Workbooks.Open(Path,
0,
true,
5,
"",
"",
true,
Excel.XlPlatform.xlWindows,
"\t",
false,
false,
0,
true,
1,
0);
// Get The Active Worksheet Using Sheet Name Or Active Sheet
Excel.Worksheet workSheet = (Excel.Worksheet)workBook.ActiveSheet;
int index = 0;
// This row,column index should be changed as per your need.
// that is which cell in the excel you are interesting to read.
object rowIndex = 2;
object colIndex1 = 1;
object colIndex2 = 2;
try
{
while ( ((Excel.Range)workSheet.Cells[rowIndex,colIndex1]).Value2 != null )
{
rowIndex = 2+index;
string firstName = ((Excel.Range)workSheet.Cells[rowIndex,colIndex1]).Value2.ToString();
string lastName = ((Excel.Range)workSheet.Cells[rowIndex,colIndex2]).Value2.ToString();
Console.WriteLine("Name : {0},{1} ",firstName,lastName);
index++;
}
}
catch(Exception ex)
{
app.Quit();
Console.WriteLine(ex.Message);
}
}

}
}

Related Posts:

• No Related Posts