///<summary>更新赋值</summary>
public static void SetUpdate(this IAuditedModel model)
{
model.LastUpdatedDate = DateTime.Now;
}
///<summary>插入赋值</summary>
public static void SetInsert(this IAuditedModel model)
{
model.CreatedDate = DateTime.Now;
model.LastUpdatedDate = model.CreatedDate;
}
