How to Create New Spreadsheets in C# Jordi Bardia Updated:August 19, 2025 Download IronXL NuGet Download DLL Download Start Free Trial Copy for LLMs Copy for LLMs Copy page as Markdown for LLMs Open in ChatGPT Ask ChatGPT about this page Open in Gemini Ask Gemini about this page Open in Grok Ask Grok about this page Open in Perplexity Ask Perplexity about this page Share Share on Facebook Share on X (Twitter) Share on LinkedIn Copy URL Email article Unlock the full potential of Iron XL in C# by watching this step-by-step tutorial to effortlessly create and customize spreadsheets tailored to your needs, and enhance your programming skills today! more... This tutorial provides a comprehensive guide on creating new spreadsheets using Iron XL in C#. It begins with the essential step of installing the Iron XL NuGet package if it's not already installed. The process involves setting up namespace imports and ensuring your license key is set. The creation of a new spreadsheet is accomplished with the Workbook.Create method, which initializes a workbook in memory. Users can specify the Excel file format using the ExcelFileFormat.Xlsx argument. An alternative overload of the Create method allows for additional options, such as setting a default file format. Once the workbook is initialized, a worksheet is created, named, and then saved to disk using the SaveAs method. The newly created spreadsheet can be opened in Excel. Following these steps, users can programmatically create spreadsheets tailored to their needs. The tutorial concludes by encouraging users to subscribe for more tutorials and try out Iron XL by downloading the trial version. A link in the description offers further guidance.
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