Array of delegates

         // define a delegate type to match the required method signature
         delegate void SpawnRocksMethod();
         void CreateList()
         {
             // create a list of delegate objects as placeholders for the methods.
             // note the methods must all be of type void with no parameters
             // that is they must all have the same signature.
             List<SpawnRocksMethod> spawnRocks = new List<SpawnRocksMethod>();
             spawnRocks.Add(spawnRocks1);
             spawnRocks.Add(spawnRocks2);
             // call a method ...
             spawnRocks[0]();
         }
         //confirmed working
         void spawnRocks1()
         {
             Instantiate something;
         }
         void spawnRocks2()
         {
             Instantiate something;
         }