add custom ribbon to excel visual studio 2015

In Visual Studio, inspect the code and change it as required.

The line of code would be highlighted in yellow. The execution of the function will be caught by Visual Studio at the breakpoint. In Excel, use the function that is needed to be debugged.The line of code would be highlighted in red. Create a breakpoint by selecting Toggle Breakpoint, under the Debug menu item at the top menu bar.In Visual Studio, navigate to the line of code that is required debugging.To do so, follow these simple steps while the solution is running: It is possible to debug the solution through Visual Studio. In Excel, open a new workbook and use the newly created function: =SayHello('World!').Select the Enable this add-in for this session only. When the solution is running, Excel will open and a security notice will pop-up.To run the code after compilation, select Start Debugging, under the Debug menu item at the top menu bar.Alternatively, press the Ctrl+Shift+B key combination. To compile the solution, ensure to explicitly select Build Solution, under the Build menu item at the top menu bar.

Add custom ribbon to excel visual studio 2015