This sample shows how to build an Excel add-in using .NET Blazor technologies. Blazor Webassembly allows you to build Office Add-ins using .NET, C#, and JavaScript to interact with the Office JS API.

Office suite (Excel, Word etc..) supports add-ins, either in web or desktop app (app is Windows-only). This document will explain how to create one using Office JavaScript API, step by step. A dual ...

At the Build 2018 developer conference that's taking place these days in Seattle, USA, Microsoft announced support for custom JavaScript functions in Excel. What this means is that Excel users will be ...

Before we go further, it is important to note that this is just a proof of concept and to even use custom functions in Excel, you first need to be using the Office Insider version of Excel and to ...

JavaScript isn't replacing Office macros anytime soon, but the Office Web apps (and the SharePoint-based enterprise equivalents) are improving regularly. For users that means simple but useful ...

At its Ignite conference, Microsoft today announced an update to Excel that brings a new JavaScript API to the venerable spreadsheet app. With this new API, developers will be able to create custom ...

On Monday at its Build conference in Seattle, Microsoft announced a host of software products and updates related to buzzy technologies like machine learning and mixed reality. But the company also ...