ConfigurationManager & Static Class

Question

I would like to use ConfigurationManager to access some string values from a static class. However, I need to handle specifically the absence of a valu

Answer 1

static constructors are fine, the great thing about them is that they are guaranteed by the runtime to be executed once and once only - the first time the class is used in any circumstance.

You could alternatively use the coalesce operator (??) to set a default value:

private static readonly string someStr = ConfigurationManager.AppSettings["abc"] ?? "some default value";