This code sample demonstrates a task pane add-in that is displayed in Excel 2013 when the add-in is first started. The task pane contains a text box that, when clicked, displays a calendar. The ...

In many cases, you want people to enter a valid date, and no other type of information, when they're putting data into a cell in Microsoft Excel. For example, you might be asking people to record days ...

A checkbox is a simple control that I’m sure everybody will have encountered online, often as part of a cookie dialog or where you’ll tell a site to remember you being logged in. Checkboxes in Excel ...