Work with workbooks
Applies to: 
Visual Studio 
Visual Studio for Mac Visual Studio Code
The Workbook and Workbooks class contains the methods and properties you use to perform tasks with workbooks.
| Task | Procedure |
|---|---|
| Create a new workbook. | How to: Programmatically create new workbooks |
| Open a specified workbook. | How to: Programmatically open workbooks |
| Close a specified workbook and save changes. | How to: Programmatically close workbooks |
| Save workbooks in Excel formats or XML format. | How to: Programmatically save workbooks |
| Bring the focus to the current workbook or a different workbook. | |
| How to: Programmatically protect workbooks | |
| Get a collection of recently used workbook files. | How to: Programmatically list recently used workbook files |
| Open text files as workbooks. | How to: Programmatically open text files as workbooks |
For more information about Excel tasks and the Excel object model, see Excel object model overview.
In some cases, the ways that you perform these tasks in VSTO Add-ins is different from the ways that you perform them in document-level customizations.
See also
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