```
/// <summary>
/// 已知辅助属性数据内码
/// </summary>
/// <param name="billObjs"></param>
/// <param name="auxPropId"></param>
private void SetAuxPropById(DynamicObject[] billObjs, long auxPropId)
{
// 单据体元数据
Entity entity = this.BusinessInfo.GetEntity("FEntity");
// 辅助属性元数据：字段在单据体上
RelatedFlexGroupField fldAuxProp = this.BusinessInfo.GetField("FAuxPropId") as RelatedFlexGroupField;
foreach (var billObj in billObjs)
{
DynamicObjectCollection rows = entity.DynamicProperty.GetValue(billObj) as DynamicObjectCollection;
foreach (var row in rows)
{
// 根据辅助属性数据内码，加载辅助属性引用数据包（内含各维度数据）
IViewService viewService = ServiceHelper.GetService<IViewService>();
DynamicObject[] auxPropObjs = viewService.LoadFromCache(this.Context,
new object[] { auxPropId },
fldAuxProp.RefFormDynamicObjectType);
// 把辅助属性字段值，填写到单据体数据包中：Id与引用数据包，均必须填写
fldAuxProp.RefIDDynamicProperty.SetValue(row, auxPropId);
fldAuxProp.DynamicProperty.SetValue(row, auxPropObjs[0]);
}
}
}
/// <summary>
/// 已知辅助属性各维度值
/// </summary>
/// <param name="billObjs"></param>
/// <param name="dctFlexItemIds"></param>
private void SetAuxPropByValue(DynamicObject[] billObjs, Dictionary<string, string> dctFlexItemIds)
{
// 单据体元数据
Entity entity = this.BusinessInfo.GetEntity("FEntity");
// 辅助属性元数据：字段在单据体上
RelatedFlexGroupField fldAuxProp = this.BusinessInfo.GetField("FAuxPropId") as RelatedFlexGroupField;
foreach (var billObj in billObjs)
{
DynamicObjectCollection rows = entity.DynamicProperty.GetValue(billObj) as DynamicObjectCollection;
foreach (var row in rows)
{
// 新建辅助属性数据包，用来存储各维度值
DynamicObject auxPropObj = new DynamicObject(fldAuxProp.RefFormDynamicObjectType);
// 把新建的辅助属性数据包，填写到单据体行上
fldAuxProp.RefIDDynamicProperty.SetValue(row, 0);
