System.Runtime.CompilerServices.RuntimeOps.RuntimeVariableList.GetStrongBox C# (CSharp) Method

            private IStrongBox GetStrongBox(int index)
            {
                // We lookup the closure using two ints:
                // 1. The high dword is the number of parents to go up
                // 2. The low dword is the index into that array
                long closureKey = _indexes[index];

                // walk up the parent chain to find the real environment
                object[] result = _data;
                for (int parents = (int)(closureKey >> 32); parents > 0; parents--)
                {
                    result = HoistedLocals.GetParent(result);
                }

                // Return the variable storage
                return (IStrongBox)result[(int)closureKey];
            }
        }