title: Determine the name of a constant based on the value
body: <p>Is there a way of determining the name of a constant from a given value?</p>
  
  <p>For example, given the following: </p>
  
  <p>public const uint ERR_OK = 0x00000000;</p>
  
  <p>How could one obtain "ERR_OK"?</p>
  
  <p>I have been looking at refection but cant seem to find anything that helps me.</p>