Learn about working with the Excel Services JavaScript object model and how two scenarios can affect how you write your code. In this scenario, you have a SharePoint page served by SharePoint. You ...

Enabling JavaScript should make Excel more powerful, but increasing access points makes it even more of a web security nightmare than it already is.

At the Build 2018 developer conference that's taking place these days in Seattle, USA, Microsoft announced support for custom JavaScript functions in Excel.

Using the Graph API to work with Excel is relatively easy; it’s a set of REST APIs with a common structure for all calls. This lets you quickly build URLs that access OneDrive locations, which ...

Right now, JavaScript in Excel custom functions is only supported in the Developer Preview edition to Office 365 subscribers enrolled in the Office Insiders program. But it seems inevitable that in ...

The questions plaguing users of Microsoft Excel—JavaScript support, slow Mac development cycles, the lack of Easter eggs—all apparently come down to one thing: prioritizing developer resources ...

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 ...

When you write code that uses the JavaScript object model (JSOM), there are two scenarios where the code can run: on a SharePoint page; or on a host webpage that contains an embedded workbook that is ...