See Using the application-specific API model to learn about the asynchronous nature of the Excel APIs and how they work with the workbook. An Excel add-in interacts with objects in Excel by using the ...

The Excel JavaScript API doesn't have a "Cell" object or class. Instead, all Excel cells are Range objects. An individual cell in the Excel UI translates to a Range object with one cell in the Excel ...

title Set or get Excel range values, text, and formulas description Learn when to use `Range.values`, `Range.text`, and `Range.formulas` to write or read Excel worksheet data in an Office Add-in. If ...

Excel JavaScript APIs, which are part of the Office.js library, provide a rich set of APIs that you can use to build powerful solutions within Excel that run on multiple platforms. We continue to ...

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 ...

We’re pleased to announce that the Excel JavaScript 1.7 API is now generally available! We received lots of great feedback on the design of the APIs during the beta ...

Microsoft has added the ability for users to create custom Javascript functions in Excel spreadsheets, creating concern among security experts. According to Excel program managers Michael Saunders and ...