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 ...

Spire.XLS for JavaScript is a powerful Excel JavaScript library that can be used to create, read, write, and convert Excel files in any JavaScript environment with no reliance on Microsoft Office ...

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 ...

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 ...

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 ...

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 ...

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