text: public override String ToString(){StringBuilder buffer = new StringBuilder();buffer.Append("[COLINFO]\n");buffer.Append("colfirst       = ").Append(FirstColumn).Append("\n");buffer.Append("collast        = ").Append(LastColumn).Append("\n");buffer.Append("colwidth       = ").Append(ColumnWidth).Append("\n");buffer.Append("xFindex        = ").Append(XFIndex).Append("\n");buffer.Append("options        = ").Append(Options).Append("\n");buffer.Append("  hidden       = ").Append(IsHidden).Append("\n");buffer.Append("  olevel       = ").Append(OutlineLevel).Append("\n");buffer.Append("  collapsed    = ").Append(IsCollapsed).Append("\n");buffer.Append("[/COLINFO]\n");return buffer.ToString();}