An Excel add-in interacts with objects in Excel by using the Office JavaScript API, which includes two JavaScript object models: Common APIs: Introduced with Office 2013, the Common API can be used to ...

Each time certain types of changes occur in an Excel workbook, an event notification fires. By using the Excel JavaScript API, you can register event handlers that allow your add-in to automatically ...

Install Node.js: Ensure Node.js is installed on your system. You can download it from nodejs.org. Install Office Add-in CLI: Open a terminal and run the following ...

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 ...

Countless solutions have been built with Excel. Many of these solutions are powered by cells that often contain (or evaluate to) just text or numbers. With the addition of data types, Excel has ...

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 ...

Earlier at the Ignite conference, Microsoft announces plans to release an update to Excel by bringing a new JavaScript API to the spreadsheet app. Microsoft says with the new API addition, developers ...

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 ...