List<DrillthroughParameter> _Items; // list of report items

        #endregion Fields

        #region Constructors

        internal DrillthroughParameters(ReportDefn r, ReportLink p, XmlNode xNode)
            : base(r, p)
        {
            DrillthroughParameter d;
            _Items = new List<DrillthroughParameter>();
            // Loop thru all the child nodes
            foreach(XmlNode xNodeLoop in xNode.ChildNodes)
            {
                if (xNodeLoop.NodeType != XmlNodeType.Element)
                    continue;
                switch (xNodeLoop.Name)
                {
                    case "Parameter":
                        d = new DrillthroughParameter(r, this, xNodeLoop);
                        break;
                    default:
                        d=null;		// don't know what this is
                        // don't know this element - log it
                        OwnerReport.rl.LogError(4, "Unknown Parameters element '" + xNodeLoop.Name + "' ignored.");
                        break;
                }
                if (d != null)
                    _Items.Add(d);
            }
            if (_Items.Count > 0)
                _Items.TrimExcess();
        }
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        List <DrillthroughParameter> _Items;                     // list of report items

        internal DrillthroughParameters(ReportDefn r, ReportLink p, XmlNode xNode) : base(r, p)
        {
            DrillthroughParameter d;

            _Items = new List <DrillthroughParameter>();
            // Loop thru all the child nodes
            foreach (XmlNode xNodeLoop in xNode.ChildNodes)
            {
                if (xNodeLoop.NodeType != XmlNodeType.Element)
                {
                    continue;
                }
                switch (xNodeLoop.Name)
                {
                case "Parameter":
                    d = new DrillthroughParameter(r, this, xNodeLoop);
                    break;

                default:
                    d = null;                                   // don't know what this is
                    // don't know this element - log it
                    OwnerReport.rl.LogError(4, "Unknown Parameters element '" + xNodeLoop.Name + "' ignored.");
                    break;
                }
                if (d != null)
                {
                    _Items.Add(d);
                }
            }
            if (_Items.Count > 0)
            {
                _Items.TrimExcess();
            }
        }