Then, populate the template with data from a JSON web service.Ĭreate custom contextual tabs on the ribbonĬreate a custom contextual tab on the ribbon in the Office UI. Insert an existing template from an external Excel file into the currently open Excel workbook. Insert an external Excel file and populate it with JSON data Data types enable add-in developers to organize complex data structures as objects, such as formatted number values, web images, and entity values.Ĭreate a new Excel spreadsheet in Microsoft Teams containing data you define. You can keep much of your code in C# and Visual Studio. If your development background is in building VSTO Add-ins, the following samples show how to build Office Web Add-ins using.

For additional getting started information, see our quick starts and tutorials. These components are the fundamental parts of an Office Add-in.

The following samples show how to build the simplest Office Add-in with only a manifest, HTML web page, and a logo. These code samples are written to help you learn how to use various features when developing Office Add-ins.