How to Export DataTable data to Excel in c#?

  1. Add Interop References. First we need to add a reference for Microsoft.office.interop.Excel as in the following:
  2. Create a DataTable dynamically.
  3. Class file for generating Excel.
  4. Creation of Excel objects.
  5. Initialization of Excel objects.
  6. Writing to Excel file.
  7. Working with range and formatting Excel cells.
  8. Coloring cells.

How do I export data table to Excel?

On the External Data tab, in the Export group, click Excel. In the Export – Excel Spreadsheet dialog box, review the suggested file name for the Excel workbook (Access uses the name of the source object). If you want, you can modify the file name. In the File Format box, select the file format that you want.

How to Export DataTable to Excel file in c# windows application?

How to export DataTable to Excel in C#

  1. STEP 1: Open a windows form application in Visual Studio.
  2. STEP 2: Right-click on the ‘References’ in the Solution Explorer to add the dll Microsoft.
  3. STEP 3: As soon as, the Reference Manager opens up, we search for Microsoft.Office.Interop.excel.

How can I download data from GridView to excel in asp net using C#?

Now create the following function to Export the GridView to Excel as in the following:

  1. private void ExportGridToExcel()
  2. {
  3. Response. Clear();
  4. Response. Buffer = true;
  5. Response. ClearContent();
  6. Response. ClearHeaders();
  7. Response. Charset = “”;
  8. string FileName =”Vithal”+DateTime. Now+”. xls”;

Is ClosedXML free?

ClosedXML is a . NET Library for writing and manipulating the Excel 2007+ files. It’s available free on GitHub to use for the commercial project.

How can I copy more than 65000 rows from Access to Excel?

To export more than 65000 rows with formatting and layout then an option is to set up a query to export 65000 rows at a time into separate spreadsheets, then copy and paste together into one spreadsheet. Was this reply helpful?

How do I export data from ASP net to excel?

Add a link button in the View and name it DownloadExcel. Now, create a Method in Controller and add the following code to Export the data in Excel. Now, run the project and click on the “Download Excel” button. The data is downloaded in Excel format.

How do I export GridView data to Excel using formatting ASP Net?

Export GridView Data Into Excel File Format

  1. Go to the SQL Database side. Create an Employee Information table. create table EmployeeDB. ( EmpID int primary key identity(1,1),
  2. Go to the Visual Studio side as in the following. Now go to your project design (. aspx) page. Add a page using Master page.

Is Npoi free to use?

Quite a few libraries are available, but there’s one that shines: NPOI. It’s a C# port of the POI Java project by Apache, and contrary to some of its competitors, it’s free, it’s open source, and it’s a stand-alone implementation, that is, no interop.

What is difference between XSSF and HSSF?

HSSF is the POI Project’s pure Java implementation of the Excel ’97(-2007) file format. XSSF is the POI Project’s pure Java implementation of the Excel 2007 OOXML (. xlsx) file format. HSSF and XSSF provides ways to read spreadsheets create, modify, read and write XLS spreadsheets.