How Can I Create Excel Files in C# Without Microsoft Office?

C#no Microsoft Office skills to create excel files

Creating an excel file may seem difficult to create an excel file without installing Microsoft Office, but it is feasible to use a third -party library.

Excellibrary library

Excellibrary is a free open source library that allows you to create and operate Excel file without any additional software. It provides a comprehensive set of functions, including support for .xls and .xlsx formats. The following is an example of how to use Excellibrary:

Epplus library

<code class="language-csharp">using ExcelLibrary.SpreadSheet;

// 创建新的工作簿
Workbook workbook = new Workbook();

// 创建新的工作表
Worksheet worksheet = new Worksheet("MySheet");

// 向工作表添加数据
worksheet.Cells[0, 0] = new Cell("Hello");
worksheet.Cells[0, 1] = new Cell("World");

// 保存工作簿
workbook.Save("MyExcelFile.xls");</code>

Epplus is another popular library for creating excel files. It supports newer .xlsx formats and provides more modern grammar to process Excel files.

NPOI library

<code class="language-csharp">using OfficeOpenXml;

// 创建新的包
ExcelPackage package = new ExcelPackage();

// 创建新的工作表
ExcelWorksheet worksheet = package.Workbook.Worksheets.Add("MySheet");

// 向工作表添加数据
worksheet.Cells["A1"].Value = "Hello";
worksheet.Cells["B1"].Value = "World";

// 保存包
package.SaveAs("MyExcelFile.xlsx");</code>

NPOI is another option to create an excel file in C#. It supports .xls and .xlsx formats and provided various functions, including support for data perspective tables.

By using these libraries, developers can create and operate Excel files without Microsoft Office, thereby improving the interoperability and flexibility of the C#application.

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