ListItemUpdateOperations 枚举 命名空间ClassIsland.Shared.Protobuf.Enum 程序集ClassIsland.Shared.dll public enum ListItemUpdateOperations 字段 [OriginalName("Add")] Add = 1 [OriginalName("Remove")] Remove = 3 [OriginalName("Unspecified")] Unspecified = 0 [OriginalName("Update")] Update = 2