C# method running with worksheet : <p>Maybe it is a beginner question but I can not seem to figure it out. How do I run the method as seen in the picture?</p>

<p>[[image]: <a href="https://i.stack.imgur.com/1QlnL.png][1]" rel="nofollow noreferrer">https://i.stack.imgur.com/1QlnL.png][1]</a></p>
