description Learn how to get Excel worksheet ranges by address, named range, user selection, used range, or the entire worksheet with the Excel JavaScript API. When your add-in needs to read, write, ...

The following samples show how to build the simplest Office Add-in with only a manifest, HTML web page, and a logo. They will help you understand the fundamental parts of an Office Add-in. For ...

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 ...

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 ...

Well, that didn’t take long. A few minutes after writing about the potential risks that might be introduced by Microsoft announcing JavaScript support in Excel custom functions, I wondered out loud ...

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 ...