System.ComponentModel.TypeConverter.StandardValuesCollection.this C# (CSharp) Method

            public object this[int index] {
                get {
                    if (valueArray != null) {
                        return valueArray.GetValue(index);
                    }
                    IList list = values as IList;
                    if (list != null) {
                        return list[index];
                    }
                    // No other choice but to enumerate the collection.
                    //
                    valueArray = new object[values.Count];
                    values.CopyTo(valueArray, 0);
                    return valueArray.GetValue(index);
                }
            }