Setting the default value of a C# Optional Parameter

Question

Whenever I attempt to set the default value of an optional parameter to something in a resource file, I get a compile-time error of

Default parameter

Answer 1

No, you will not be able to make the resource work directly in the default. What you need to do is set the default value to something like null and then do the resource lookup when the parameter has the default value in the body of the method.