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In the past I used the library <a href="https://github.com/JanKallman/EPPlus" rel="ugc">https://github.com/JanKallman/EPPlus</a>
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I'm reluctant to use unknown libraries as they may run custom build scripts as per the Visual studio message. &nbsp;Would you be able to extract the relevant code. &nbsp;Alternatively I don't mind using the microsoft.office.interop.E<wbr />xcel library.
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AlHal2

System Engineer | .NET Developer | Microsoft MVP | Technical Speaker

DevAdmin

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I'm writing a windows service using visual Studio 2017 C#. &nbsp;How can I export the contents of a data table to an xlsx file without using any 3rd party utilities except Nuget?
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I'm writing a windows service using visual Studio 2017 C#.  How can I export the contents of a data table to an xlsx file without using any 3rd party utilities except Nuget?

C# windows service to export data table to Excel

This topic area includes legacy versions of Windows prior to Windows 2000: Windows 3/3.1, Windows 95 and Windows 98, plus any other Windows-related versions including Windows Mobile.

Windows OS

Microsoft Excel topics include formulas, formatting, VBA macros and user-defined functions, and everything else related to the spreadsheet user interface, including error messages.

Microsoft Excel

Microsoft Visual Studio is an integrated development environment (IDE) from Microsoft. It is used to develop computer programs for Microsoft Windows, as well as web sites, web applications and web services. Visual Studio uses Microsoft software development platforms such as Windows API, Windows Forms, Windows Presentation Foundation, Windows Store and Microsoft Silverlight. It can produce both native code and managed code.

Microsoft Visual Studio

Microsoft Office is an integrated suite of applications that includes Outlook, Word, Excel, Access, PowerPoint, Visio and InfoPath, along with a number of tools to assist in making the individual components work together. Coding within and between the projects is done in Visual Basic for Applications, known as VBA.