CHAPTER 27An introduction to creating Office add-ins

In this chapter, you will:

  • Create an Office add-in

  • Add interactivity to an Office add-in

  • Learn the basics of HTML and JavaScript

  • Use XML to define an Office add-in

With Office 2013, Microsoft introduced Office add-ins, applications that provide expanded functionality to a sheet, such as a selectable calendar, or an interface with the web, such as retrieving information from Wikipedia or Bing. Like Excel add-ins, once Office add-ins are installed, they’re always available. But unlike Excel add-ins, the Office add-ins have limited interaction with sheets and do not use VBA.

An Office add-in consists of an HTML file that provides the user interface on a task or content pane, a CSS file to ...

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