Access nested class methods by name as string

[Mehdi Saghari]

Hi
I have a class structor for example like this:
Person.name.fir stname()
Person.name.Las tname()
Person.Father.f irstname()
Person.Father.L astname()

Now I want to write a method for my class to return the firstnames like this:

Public function ReturnFirstname (methodname as string)
return (Person."method name".firstname )
end function

I dont know how to use reflection technic to write this code ! please help