Alsing.SourceCode.UndoBlockCollection.Enumerator.MoveNext C# (CSharp) Метод

            public bool MoveNext()
            {
                if (m_version != m_collection.m_version)
                    throw new InvalidOperationException(
                        "Collection was modified; enumeration operation may not execute.");

                ++m_index;
                return (m_index < m_collection.Count) ? true : false;
            }