'宣言 Protected Overridable Function SetField(Of T)( _ ByRef member As T, _ ByVal newValue As T, _ ByVal propertyName As String _ ) As Boolean
protected virtual bool SetField<T>( ref T member, T newValue, string propertyName )
SpreadsheetCellRangeFormat クラス SpreadsheetCellRangeFormat メンバ