javascript - 深度复制Node JS对象，无需参考(Deep copy Node JS object without reference)

Question

I have 4 level object structure which i need to place on Cache.

(我有4级对象结构，需要将其放置在Cache上。)

Once data is retrieved from cache, need to manipulate it before sending the response.

(从缓存中检索数据后，需要在发送响应之前对其进行处理。)

For this how i can do deep copy without reference.

(为此，我如何做深拷贝而无需参考。)

i tried _.clone and Object.assign .

(我尝试了_.clone和Object.assign。)

none of them worked

(他们都没有工作)

dbCharges (24) [model, model, model, model, model, model, model, model, model, model, model, model, model, model, model, model, model, model, model, model, model, model, model, model]

(dbCharges（24）[模型，模型，模型，模型，模型，模型，模型，模型，模型，模型，模型，模型，模型，模型，模型，模型，模型，模型，模型，模型，模型，模型，模型，模型，型号])

each model has internal objects

(每个模型都有内部对象)

model dataValues: {Service_Provider_Location_Charge_Id: 2084, Sequence: 2, Visible_On_Screen: true, Possible_Values: "Commercial;COM,Private;PRI,UK Military;MIL,Non UK Military;NMIL", Default_Value: null, …} isNewRecord: true eagerlyLoadedAssociations: [] _changed: {Service_Provider_Location_Charge_Id: true, Sequence: true, Visible_On_Screen: true, Possible_Values: true, Default_Value: true, …} _modelOptions: {timestamps: true, validate: {…}, freezeTableName: false, underscored: true, underscoredAll: true, …} _options: {isNewRecord: true, _schema: null, _schemaDelimiter: ""} _previousDataValues: {Service_Provider_Location_Charge_Id: undefined, Sequence: undefined, Visible_On_Screen: undefined, Possible_Values: undefined, Default_Value: undefined, …} Charge: Object ChargeType: model dataValues: {Charge_Type_Id: 2, Description: "Checkbox", Is_Active: true, Created_On: Fri Apr 01 2016 07:35:00 GMT+0100 (British Summer Time), Created_By: "SYSTEM", …} isNewRecord: true __eagerly

(模型数据值：{Service_Provider_Location_Charge_Id：2084，序列：2，Visible_On_Screen：true，可能值：“ Commercial; COM，Private； PRI，UK Military； MIL，Non UK Military； NMIL”，默认值：null，…} isNewRecord：true eagerlyLoadedAssociations： [] _changed：{Service_Provider_Location_Charge_Id：true，序列：true，Visible_On_Screen：true，可能值：true，Default_Value：true，...} _modelOptions：{timestamps：true，validate：{…}，freezeTableName：false，下划线：true，underscoredAll： true，…} _options：{isNewRecord：true，_schema：null，_schemaDelimiter：“”} _previousDataValues：{Service_Provider_Location_Charge_Id：undefined，Sequence：未定义，Visible_On_Screen：undefined，可能的Values：undefined，Default_Value：undefined，…} Charge：对象类型模型数据值：{Charge_Type_Id：2，说明：“复选框”，Is_Active：true，Created_On：2016年4月1日星期五，GMT + 0100（英国夏令时），Created_By：“ SYSTEM”，…} isNewRecord：true __eagerly)

LoadedAssociations: [] _changed: {Charge_Type_Id: true, Description: true, Is_Active: true, Created_On: true, Created_By: true, …} _modelOptions: {timestamps: true, validate: {…}, freezeTableName: false, underscored: true, underscoredAll: true, …} _options: {isNewRecord: true, _schema: null, _schemaDelimiter: ""} _previousDataValues: {Charge_Type_Id: undefined, Description: undefined, Is_Active: undefined, Created_On: undefined, Created_By: undefined, …} After_Decimals: (...) Charge_Type_Id: (...) Created_By: (...) Created_On: (...) Datatype: (...) Description: (...) Is_Active: (...) Modified_By: (...) Modified_On: (...) Total_Length: (...) TypeDescription: (...) sequelize: (...) __proto : Model Charge_Id: 2 Charge_Type_Id: (...) Created_By: (...) Created_On: (...) Default_Value: (...) Default_Value_Rule_Id: (...) Default_Value_Rules: (...) Formula_Description: (...) Formula_Is_Active: (...) Formula_Name: (...) Formula_Notes: (...) Help_Text: (...) Invoice_Description: (...) Is

(LoadedAssociations：[] _changed：{Charge_Type_Id：true，描述：true，Is_Active：true，Created_On：true，Created_By：true，……} _modelOptions：{timestamps：true，validate：{…}，freezeTableName：false，下划线：true， underscoredAll：true，…} _options：{isNewRecord：true，_schema：null，_schemaDelimiter：“”} _previousDataValues：{Charge_Type_Id：undefined，Description：未定义，Is_Active：undefined，Created_On：undefined，Created_By：undefined，…} After_Decimals： ...）Charge_Type_Id：（...）Created_By：（...）Created_On：（...）数据类型：（...）说明：（...）Is_Active：（...）Modified_By：（.。 ..）Modified_On：（...）Total_Length：（...）TypeDescription：（...）sequelize：（...）__proto ：模型Charge_Id：2 Charge_Type_Id：（...）Created_By：（... ）Created_On：（...）Default_Value：（...）Default_Value_Rule_Id：（...）Default_Value_Rules：（...）Formula_Description：（...）Formula_Is_Active：（...）Formula_Name：（...） Formula_Notes：（...）Help_Text：（...）发票说明：（...）是)

_Active: (...) Is_Editable: (...) Is_Editable_Rules: (...) Is_Visible_On_Delivery_Ticket: (...) Local_Description: (...) Modified_By: (...) Modified_On: (...) Name_On_Delivery_Ticket: (...) Possible_Values: (...) Sequence: (...) Service_Provider_Location_Charge_Id: (...) Visible_On_Screen: (...) Visible_On_Screen_Rule_Id: (...) Visible_On_Screen_Rules: (...)

(_Active：（...）Is_Editable：（...）Is_Editable_Rules：（...）Is_Visible_On_Delivery_Ticket：（...）Local_Description：（...）Modified_By：（...）Modified_On：（...）Name_On_Delivery_Ticket ：（...）可能的值：（...）序列：（...）Service_Provider_Location_Charge_Id：（...）Visible_On_Screen：（...）Visible_On_Screen_Rule_Id：（...）Visible_On_Screen_Rules：（...）)

  ask by Phani Kumar translate from so