private ChildIterator(ChildIterator other) : base(other) { _nav = other._nav == null ? null : other._nav.Clone(); }
private ChildIterator(ChildIterator other) : base(other, true) { }
private ChildIterator (ChildIterator other) : base (other) { _nav = other._nav == null ? null : other._nav.Clone (); }
private ChildIterator(ChildIterator other) : base(other) { this._nav = ((other._nav != null) ? other._nav.Clone() : null); }