commit 2025-10-25 13:35 add ZtCObjtInitChain in ZCppMain/ZMainHead.H

ZCppMain/ZMainHead.H

@@ -817,21 +817,40 @@ namespace ZNsMain
 
     template<typename TDataNow> int ZftPrint(const TDataNow& AR_Data)
     {
-        #if defined(_DEBUG_LEVEL) && _DEBUG_LEVEL>=100
-            cout<<"# typename TDataNow : "<<typeid(TDataNow).name()<<endl;
-        #endif
-
         std::cout<<AR_Data; return 0;
     }/*
     template<typename TDataNow> int ZftPrint(const TDataNow& AR_Data)*/
 
-    template<typename TDataNow1, typename TDataNow2> int ZftPrint
+    template<typename TDataNow1, typename TDataNow2> int ZftPrint2
         (const TDataNow1& AR_Data1, const TDataNow2& AR_Data2)
     {
         std::cout<<AR_Data1<<AR_Data2; return 0;
     }/*
     :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::*/
 
+    /*///////////////////////////////////////////////////////////////////////////////
+
+    ■  template<typename, typename> int ZftPrint2(~)
+
+        만약 위 선언을 template<typename, typename> int ZftPrint(~) 로 하면 어떻게 될까.
+        별로 좋지 않다. 아래 표현에서
+
+            void* myP = &ZftPrint<string, char> ;
+
+        아래 함수와 overload 가 이상해져서,
+
+            template<typename TDataNow, typename TTypeNextChain>
+                int ZftPrint
+                    ( const ZtCObjtChain<TDataNow, TTypeNextChain>&);
+            template<typename TDataNow, typename TInitVal, typename TTypeNextChain>
+                int ZftPrint
+                    ( const ZtCObjtInitChain<TDataNow, TInitVal, TTypeNextChain>& AR_CChain )
+
+          적절한 함수를 찾지를 못한다. -- 2025-10-25 13:32
+
+    ///////////////////////////////////////////////////////////////////////////////*/
+
+
 
     /*///////////////////////////////////////////////////////////////////////////////
 
@@ -842,8 +861,6 @@ namespace ZNsMain
         ZtCObjtChain 의 원소를 순회할 때마다 변한다. 그래서 ZCPrint 처럼, 템플릿 함수
         연산자 () 을 갖는 ZCPrint 가 필요하다.
 
-        ZtCObjtInitChain 에서 사용될 수 있다. -- 2025-10-25 08:27
-
     ///////////////////////////////////////////////////////////////////////////////*/
 
     class ZCPrint /*///////////////////////////////////////////////////////////////*/
@@ -851,7 +868,7 @@ namespace ZNsMain
     public:
         template<typename TDataNow> int operator  ()
             (const TDataNow& AR_Data){ ZftPrint(AR_Data); return 0; }
-        template<typename TDataNow> int OnPrevIter
+        template<typename TDataNow> int OnNextIter
             (const TDataNow& AR_Data){ ZftPrint(", ")   ; return 0; }
     public:
     };
@@ -859,17 +876,22 @@ namespace ZNsMain
 
 
 
-    int ZfInitZero(){ return 0; }
     /*///////////////////////////////////////////////////////////////////////////////
 
-    ■  int ZfInitZero()
+    ■  class ZCInitZero
 
-        템플릿 인자 중에서, 0 으로 초기화하는 functor 가 필요할 때 사용하는 함수.
+        템플릿 인자 중에서, 0 으로 초기화하는 자료형이 필요할 때 사용하는 함수.
 
         ZtCObjtInitChain 에서 사용될 수 있다. -- 2025-10-25 08:27
 
     ///////////////////////////////////////////////////////////////////////////////*/
 
+    class ZCInitZero
+    {
+        public: static int Exec(){ return 0; }
+    };/*
+    class ZCInitZero*/
+
 
 
     class ZCEndian
@@ -3735,9 +3757,26 @@ namespace ZNsMain
 
         각 객체에 어떻게 쉽게 접근하는지가 관건이다. -- 2025-10-18 01:41
 
+        현재 각 객체에 아래처럼 갈끔하게 접근하고 있다.
+
+            *VO_ZCObjtChain.GetChainByNo<0>()=('E');
+            *VO_ZCObjtChain.GetChainByNo<1>()=(string("New4 Str"));
+            *VO_ZCObjtChain.GetChainByNo<2>()=(1.8);
+            *VO_ZCObjtChain.GetChainByNo<3>()=(9999);
+
+        여기에 오기까지 참 한 많은 세월이 아니던가...  -- 2025-10-25 10:46
+
+    *********************************************************************
+
         () 을 재정의해서, () 을 필요한 만큼 겹겹이 호출해서 접근하도록 했다.
         아래 예제:202510200053 참고.
 
+    ■  class ZtCObjtInitChain<TDataNow, TInitVal, TTypeNextChain>
+
+        각 원소 TDataNow 객체를 TInitVal::Exec() 로 초기화한다.
+
+        -- 2025-10-25 11:02
+
     ■  아래 멈버 함수를 추가하고
 
             template<typename TDataHere>
@@ -3797,7 +3836,7 @@ namespace ZNsMain
             -- 2025-10-24 09:09
 
 
-            ZtCPrint 를 추가해서, 멤버함수 IterElement(), IterElemRev() 이
+            ZCPrint 를 추가해서, 멤버함수 IterElement(), IterElemRev() 이
             functor 를 받을 수 있도록 했다. 이러니까 C++ 이다!
 
             -- 2025-10-25 08:40
@@ -4064,7 +4103,7 @@ namespace ZNsMain
             if(TypeChainNow::ZEBoolNext>0)
             {
                 ZtCTypeData<TViewChain>::
-                    GetObjRef(AO_CView).OnPrevIter(*this);
+                    GetObjRef(AO_CView).OnNextIter(*this);
 
                 this->TypeChainNext::IterElement(AO_CView);
             }/*
@@ -4078,7 +4117,7 @@ namespace ZNsMain
                 this->TypeChainNext::IterElemRev(AO_CView);
 
                 ZtCTypeData<TViewChain>::
-                    GetObjRef(AO_CView).OnPrevIter(*this);
+                    GetObjRef(AO_CView).OnNextIter(*this);
             }/*
             if(TypeChainNow::ZEBoolNext>0)*/
 
@@ -4232,8 +4271,707 @@ namespace ZNsMain
 
 
 
+    /*///////////////////////////////////////////////////////////////////
+
+    ■  class ZtCObjtInitChain<TDataNow, TInitVal, TTypeNextChain>
+
+        각 원소 TDataNow 객체를 TInitVal::Exec() 로 초기화한다.
+
+        -- 2025-10-25 11:02
+
+    ///////////////////////////////////////////////////////////////////*/
+
+    template /*########################################################*/
+        <
+            typename TDataNow, typename TInitVal, typename TTypeNextChain
+        >
+    class ZtCObjtInitChain : public TTypeNextChain //////////////////////
+    {
+    public :
+        typedef TDataNow            TypeData      ;
+        typedef ZtCObjtInitChain    TypeChainNow  ;
+        typedef TTypeNextChain      TypeChainNext ;
+        typedef TInitVal            TypeInitVal   ;
+    /************************************************************/
+        typedef const TypeChainNow  TypeChainNowC ;
+        typedef const TypeChainNext TypeChainNextC;
+    /************************************************************/
+        typedef const TypeData      TypeDataC     ;
+    /************************************************************/
+        typedef typename TypeChainNext::TypeData TypeNext  ;
+    /************************************************************/
+        enum{ZETypeNo   = TypeChainNext::ZETypeNo+1};
+        enum{ZEBoolNext = 1                        };
+    public :
+        static ZTypIntE Size (){return ZETypeNo;}
+        static ZTypIntE size (){return ZETypeNo;}
+        static ZTypIntE GetNo(){return ZETypeNo;}
+    private:
+        TypeData mo_TypeVar;
+    public :
+        ZtCObjtInitChain() : mo_TypeVar( TypeInitVal::Exec() ){}
+    public :
+        TypeData & GetData   ()      {return mo_TypeVar;}
+        TypeDataC& GetData   () const{return mo_TypeVar;}
+
+        TypeData & operator* ()      {return mo_TypeVar;}
+        TypeDataC& operator* () const{return mo_TypeVar;}
+    /************************************************************/
+        TypeChainNext & GetChainNext()
+            { return static_cast<TypeChainNext &>(*this); }
+        TypeChainNextC& GetChainNext() const
+            { return static_cast<TypeChainNextC&>(*this); }
+
+        TypeChainNext & operator()  ()
+            { return static_cast<TypeChainNext &>(*this); }
+        TypeChainNextC& operator()  () const
+            { return static_cast<TypeChainNextC&>(*this); }
+
+        template<typename TDataHere>
+        TypeChainNow  & operator=  (const TDataHere& AR_Data)
+            { /*:::::::::::::::*/ return *this;}
+        TypeChainNow  & operator=  (const TypeData & AR_Data)
+            { mo_TypeVar=AR_Data; return *this;}
+
+    /**************************************************************/
+
+        template<int TInTypeNo> typename ZtCTypeByNo
+            <TypeChainNow, TInTypeNo>::TypeChain & GetChainByNo()
+        {
+            typedef typename ZtCTypeByNo
+                <TypeChainNow, TInTypeNo>::TypeChain  TypeChain ;
+
+            return *static_cast<TypeChain *>(this);
+        }
+        template<int TInTypeNo> typename ZtCTypeByNo
+            <TypeChainNow, TInTypeNo>::TypeChainC& GetChainByNo() const
+        {
+            typedef typename ZtCTypeByNo
+                <TypeChainNow, TInTypeNo>::TypeChainC TypeChainC;
+
+            return *static_cast<TypeChainC*>(this);
+        }
+        /*:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::*/
+
+        template<int TTypNo, typename TDataHere>
+            bool SetDataRecur(const TDataHere& AR_Data)
+        {
+            if(TTypNo==TypeChainNow::ZETypeNo)
+                {*this=AR_Data; return true;}
+            if(TTypNo>TypeChainNow::ZETypeNo)
+                {/*::::::::::*/ return false;}
+
+            return this->TypeChainNext::template
+                SetDataRecur<TTypNo, TDataHere>(AR_Data);
+        }/*
+        template<int TTypNo, typename TDataHere>
+            bool SetDataRecur(const TDataHere& AR_Data) */
+
+    /************************************************************/
+
+        template<typename TTypeChainNext> typename
+            TTypeChainNext::TypeData & GetData()
+        { return this->TTypeChainNext::GetData(); }
+        template<typename TTypeChainNext> typename
+            TTypeChainNext::TypeDataC& GetData() const
+        { return this->TTypeChainNext::GetData(); }
+
+        /*  AO_CView.OnMeetData() 은 다음 TypeChainNext 을 호출할
+            때마다 인수 자료형이 변한다. 따라서 고정적인 함수로는
+            적당치 않않다. -- 2025-10-20 00:32
+        */
+        template<typename TViewChain> void IterHead(TViewChain AO_CView)
+        {
+            ZtCTypeData<TViewChain>::
+                GetObjRef(AO_CView).OnMeetData(*this);
+
+            if(TypeChainNow::ZEBoolNext>0)
+            {
+                this->TypeChainNext::IterHead(AO_CView);
+            }/*
+            if(TypeChainNow::ZEBoolNext>0)*/
+        }/*
+        template<typename TViewChain> void IterHead(TViewChain AO_CView)*/
+        template<typename TViewChain> void IterTail(TViewChain AO_CView)
+        {
+            if(TypeChainNow::ZEBoolNext>0)
+            {
+                this->TypeChainNext::IterTail(AO_CView);
+            }/*
+            if(TypeChainNow::ZEBoolNext>0)*/
+
+            ZtCTypeData<TViewChain>::
+                GetObjRef(AO_CView).OnMeetData(*this);
+        }/*
+        template<typename TViewChain> void IterTail(TViewChain AO_CView)*/
+
+
+        template<typename TViewChain, typename TTypeHelp>
+            void IterHead(TViewChain AO_CView, TTypeHelp AO_TypeHelp)
+        {
+            typedef ZNsMain::ZtCCheckRef<TTypeHelp> ZCCheckRef;
+
+            ZtCTypeData<TViewChain>::GetObjRef(AO_CView).
+                OnMeetData(*this, ZCCheckRef::PassData(AO_TypeHelp));
+
+            if(TypeChainNow::ZEBoolNext>0)
+            {
+                this->TypeChainNext::
+                    IterHead(AO_CView, AO_TypeHelp);
+            }/*
+            if(TypeChainNow::ZEBoolNext>0)*/
+        }/*
+        template<typename TViewChain, typename TTypeHelp>
+            void IterHead(TViewChain AO_CView, TTypeHelp AO_TypeHelp)*/
+        template<typename TViewChain, typename TTypeHelp>
+            void IterTail(TViewChain AO_CView, TTypeHelp AO_TypeHelp)
+        {
+            if(TypeChainNow::ZEBoolNext>0)
+            {
+                this->TypeChainNext::
+                    IterTail(AO_CView, AO_TypeHelp);
+            }/*
+            if(TypeChainNow::ZEBoolNext>0)*/
+
+            typedef ZNsMain::ZtCCheckRef<TTypeHelp> ZCCheckRef;
+
+            ZtCTypeData<TViewChain>::GetObjRef(AO_CView).
+                OnMeetData(*this, ZCCheckRef::PassData(AO_TypeHelp));
+        }/*
+        template<typename TViewChain, typename TTypeHelp>
+            void IterTail(TViewChain AO_CView, TTypeHelp AO_TypeHelp)
+        */
+
+        template<typename TViewChain> void IterElement(TViewChain AO_CView)
+        {
+            ZtCTypeData<TViewChain>::
+                GetObjRef(AO_CView).operator()(*this);
+
+            if(TypeChainNow::ZEBoolNext>0)
+            {
+                ZtCTypeData<TViewChain>::
+                    GetObjRef(AO_CView).OnNextIter(*this);
+
+                this->TypeChainNext::IterElement(AO_CView);
+            }/*
+            if(TypeChainNow::ZEBoolNext>0)*/
+        }/*
+        template<typename TViewChain> void IterElement(TViewChain AO_CView)*/
+        template<typename TViewChain> void IterElemRev(TViewChain AO_CView)
+        {
+            if(TypeChainNow::ZEBoolNext>0)
+            {
+                this->TypeChainNext::IterElemRev(AO_CView);
+
+                ZtCTypeData<TViewChain>::
+                    GetObjRef(AO_CView).OnNextIter(*this);
+            }/*
+            if(TypeChainNow::ZEBoolNext>0)*/
+
+            ZtCTypeData<TViewChain>::
+                GetObjRef(AO_CView).operator()(*this);
+        }/*
+        template<typename TViewChain> void IterElemRev(TViewChain AO_CView)*/
+
+    public:
+    };/*
+    template ############################################################
+        <
+            typename TDataNow, typename TInitVal, typename TTypeNextChain
+        >
+    class ZtCObjtInitChain : public TTypeNextChain ////////////////////*/
+
+
+    template /*########################################################*/
+        <
+            typename TDataNow, typename TTypeNextChain
+        >
+    class ZtCObjtInitChain
+        <TDataNow, ZCEmpty, TTypeNextChain> : public TTypeNextChain /////
+    {
+    public :
+        typedef ZtCObjtInitChain
+            <TDataNow, ZCEmpty, TTypeNextChain> ZCObjtInitChain;
+    public :
+        typedef TDataNow            TypeData      ;
+        typedef ZCObjtInitChain     TypeChainNow  ;
+        typedef TTypeNextChain      TypeChainNext ;
+        typedef ZCEmpty             TypeInitVal   ;
+    /************************************************************/
+        typedef const TypeChainNow  TypeChainNowC ;
+        typedef const TypeChainNext TypeChainNextC;
+    /************************************************************/
+        typedef const TypeData      TypeDataC     ;
+    /************************************************************/
+        typedef typename TypeChainNext::TypeData TypeNext  ;
+    /************************************************************/
+        enum{ZETypeNo   = TypeChainNext::ZETypeNo+1};
+        enum{ZEBoolNext = 1                        };
+    public :
+        static ZTypIntE Size (){return ZETypeNo;}
+        static ZTypIntE size (){return ZETypeNo;}
+        static ZTypIntE GetNo(){return ZETypeNo;}
+    private:
+        TypeData mo_TypeVar;
+    public :
+        ZtCObjtInitChain(){}
+    public :
+        TypeData & GetData   ()      {return mo_TypeVar;}
+        TypeDataC& GetData   () const{return mo_TypeVar;}
+
+        TypeData & operator* ()      {return mo_TypeVar;}
+        TypeDataC& operator* () const{return mo_TypeVar;}
+    /************************************************************/
+        TypeChainNext & GetChainNext()
+            { return static_cast<TypeChainNext &>(*this); }
+        TypeChainNextC& GetChainNext() const
+            { return static_cast<TypeChainNextC&>(*this); }
+
+        TypeChainNext & operator()  ()
+            { return static_cast<TypeChainNext &>(*this); }
+        TypeChainNextC& operator()  () const
+            { return static_cast<TypeChainNextC&>(*this); }
+
+        template<typename TDataHere>
+        TypeChainNow  & operator=  (const TDataHere& AR_Data)
+            { /*:::::::::::::::*/ return *this;}
+        TypeChainNow  & operator=  (const TypeData & AR_Data)
+            { mo_TypeVar=AR_Data; return *this;}
+
+    /**************************************************************/
+
+        template<int TInTypeNo> typename ZtCTypeByNo
+            <TypeChainNow, TInTypeNo>::TypeChain & GetChainByNo()
+        {
+            typedef typename ZtCTypeByNo
+                <TypeChainNow, TInTypeNo>::TypeChain  TypeChain ;
+
+            return *static_cast<TypeChain *>(this);
+        }
+        template<int TInTypeNo> typename ZtCTypeByNo
+            <TypeChainNow, TInTypeNo>::TypeChainC& GetChainByNo() const
+        {
+            typedef typename ZtCTypeByNo
+                <TypeChainNow, TInTypeNo>::TypeChainC TypeChainC;
+
+            return *static_cast<TypeChainC*>(this);
+        }
+        /*:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::*/
+
+        template<int TTypNo, typename TDataHere>
+            bool SetDataRecur(const TDataHere& AR_Data)
+        {
+            if(TTypNo==TypeChainNow::ZETypeNo)
+                {*this=AR_Data; return true;}
+            if(TTypNo>TypeChainNow::ZETypeNo)
+                {/*::::::::::*/ return false;}
+
+            return this->TypeChainNext::template
+                SetDataRecur<TTypNo, TDataHere>(AR_Data);
+        }/*
+        template<int TTypNo, typename TDataHere>
+            bool SetDataRecur(const TDataHere& AR_Data) */
+
+    /************************************************************/
+
+        template<typename TTypeChainNext> typename
+            TTypeChainNext::TypeData & GetData()
+        { return this->TTypeChainNext::GetData(); }
+        template<typename TTypeChainNext> typename
+            TTypeChainNext::TypeDataC& GetData() const
+        { return this->TTypeChainNext::GetData(); }
+
+        /*  AO_CView.OnMeetData() 은 다음 TypeChainNext 을 호출할
+            때마다 인수 자료형이 변한다. 따라서 고정적인 함수로는
+            적당치 않않다. -- 2025-10-20 00:32
+        */
+        template<typename TViewChain> void IterHead(TViewChain AO_CView)
+        {
+            ZtCTypeData<TViewChain>::
+                GetObjRef(AO_CView).OnMeetData(*this);
+
+            if(TypeChainNow::ZEBoolNext>0)
+            {
+                this->TypeChainNext::IterHead(AO_CView);
+            }/*
+            if(TypeChainNow::ZEBoolNext>0)*/
+        }/*
+        template<typename TViewChain> void IterHead(TViewChain AO_CView)*/
+        template<typename TViewChain> void IterTail(TViewChain AO_CView)
+        {
+            if(TypeChainNow::ZEBoolNext>0)
+            {
+                this->TypeChainNext::IterTail(AO_CView);
+            }/*
+            if(TypeChainNow::ZEBoolNext>0)*/
+
+            ZtCTypeData<TViewChain>::
+                GetObjRef(AO_CView).OnMeetData(*this);
+        }/*
+        template<typename TViewChain> void IterTail(TViewChain AO_CView)*/
+
+
+        template<typename TViewChain, typename TTypeHelp>
+            void IterHead(TViewChain AO_CView, TTypeHelp AO_TypeHelp)
+        {
+            typedef ZNsMain::ZtCCheckRef<TTypeHelp> ZCCheckRef;
+
+            ZtCTypeData<TViewChain>::GetObjRef(AO_CView).
+                OnMeetData(*this, ZCCheckRef::PassData(AO_TypeHelp));
+
+            if(TypeChainNow::ZEBoolNext>0)
+            {
+                this->TypeChainNext::
+                    IterHead(AO_CView, AO_TypeHelp);
+            }/*
+            if(TypeChainNow::ZEBoolNext>0)*/
+        }/*
+        template<typename TViewChain, typename TTypeHelp>
+            void IterHead(TViewChain AO_CView, TTypeHelp AO_TypeHelp)*/
+        template<typename TViewChain, typename TTypeHelp>
+            void IterTail(TViewChain AO_CView, TTypeHelp AO_TypeHelp)
+        {
+            if(TypeChainNow::ZEBoolNext>0)
+            {
+                this->TypeChainNext::
+                    IterTail(AO_CView, AO_TypeHelp);
+            }/*
+            if(TypeChainNow::ZEBoolNext>0)*/
+
+            typedef ZNsMain::ZtCCheckRef<TTypeHelp> ZCCheckRef;
+
+            ZtCTypeData<TViewChain>::GetObjRef(AO_CView).
+                OnMeetData(*this, ZCCheckRef::PassData(AO_TypeHelp));
+        }/*
+        template<typename TViewChain, typename TTypeHelp>
+            void IterTail(TViewChain AO_CView, TTypeHelp AO_TypeHelp)
+        */
+
+        template<typename TViewChain> void IterElement(TViewChain AO_CView)
+        {
+            ZtCTypeData<TViewChain>::
+                GetObjRef(AO_CView).operator()(*this);
+
+            if(TypeChainNow::ZEBoolNext>0)
+            {
+                ZtCTypeData<TViewChain>::
+                    GetObjRef(AO_CView).OnNextIter(*this);
+
+                this->TypeChainNext::IterElement(AO_CView);
+            }/*
+            if(TypeChainNow::ZEBoolNext>0)*/
+        }/*
+        template<typename TViewChain> void IterElement(TViewChain AO_CView)*/
+        template<typename TViewChain> void IterElemRev(TViewChain AO_CView)
+        {
+            if(TypeChainNow::ZEBoolNext>0)
+            {
+                this->TypeChainNext::IterElemRev(AO_CView);
+
+                ZtCTypeData<TViewChain>::
+                    GetObjRef(AO_CView).OnNextIter(*this);
+            }/*
+            if(TypeChainNow::ZEBoolNext>0)*/
+
+            ZtCTypeData<TViewChain>::
+                GetObjRef(AO_CView).operator()(*this);
+        }/*
+        template<typename TViewChain> void IterElemRev(TViewChain AO_CView)*/
+
+    public:
+    };/*
+    template ############################################################
+        <
+            typename TDataNow, typename TTypeNextChain
+        >
+    class ZtCObjtInitChain<TDataNow, ZCEmpty, TTypeNextChain>  ////////*/
+
+
+    template /*########################################################*/
+        < typename TDataNow, typename TInitVal>
+    class ZtCObjtInitChain<TDataNow, TInitVal, ZCEmpty> /////////////////
+    {
+    public :
+        typedef ZtCObjtInitChain
+            <TDataNow, TInitVal, ZCEmpty> ZCObjtInitChain;
+    public :
+        typedef TDataNow           TypeData      ;
+        typedef ZCObjtInitChain    TypeChainNow  ;
+        typedef ZCObjtInitChain    TypeChainNext ;
+    /************************************************************/
+        typedef ZCObjtInitChain    TypeChainLast ; // only here
+        typedef ZCObjtInitChain    TypeChainTail ;
+    /************************************************************/
+        typedef ZCEmpty            TypeNext      ;
+        typedef ZCEmpty            TypeInitVal   ;
+    /************************************************************/
+        typedef const TypeData     TypeDataC     ;
+    /************************************************************/
+        typedef const TypeChainNow TypeChainNowC ;
+        typedef const TypeChainNow TypeChainNextC;
+    /************************************************************/
+        enum{ZETypeNo   = 1 };
+        enum{ZEBoolNext = 0 };
+    public :
+        static ZTypIntE Size (){return ZETypeNo;}
+        static ZTypIntE size (){return ZETypeNo;}
+        static ZTypIntE GetNo(){return ZETypeNo;}
+    private:
+        TypeData mo_TypeVar;
+    public :
+        ZtCObjtInitChain():mo_TypeVar(TInitVal::Exec()){}
+    public :
+        TypeData & GetData   ()      {return mo_TypeVar;}
+        TypeDataC& GetData   () const{return mo_TypeVar;}
+
+        TypeData & operator* ()      {return mo_TypeVar;}
+        TypeDataC& operator* () const{return mo_TypeVar;}
+    /************************************************************/
+        TypeChainNext & GetChainNext()      { return (*this); }
+        TypeChainNextC& GetChainNext() const{ return (*this); }
+
+        TypeChainNext & operator()  ()      { return (*this); }
+        TypeChainNextC& operator()  () const{ return (*this); }
+
+        template<typename TDataHere>
+        TypeChainNow  & operator=  (const TDataHere& AR_Data)
+            { /*:::::::::::::::*/ return *this;}
+        TypeChainNow  & operator=  (const TypeData & AR_Data)
+            { mo_TypeVar=AR_Data; return *this;}
+    /************************************************************/
+
+        template<int TInTypeNo> typename ZtCTypeByNo
+            <TypeChainNow, TInTypeNo>::TypeChain & GetChainByNo()
+        {
+            return *(this);
+        }
+        template<int TInTypeNo> typename ZtCTypeByNo
+            <TypeChainNow, TInTypeNo>::TypeChainC& GetChainByNo() const
+        {
+            return *(this);
+        }/*
+        template<int TInTypeNo> typename ZtCTypeByNo
+            <TypeChainNow, TInTypeNo>::TypeChainC& GetChainByNo() const
+        */
+
+        template<int TTypNo, typename TDataHere>
+            bool SetDataRecur(const TDataHere& AR_Data)
+        {
+            if(TTypNo==TypeChainNow::ZETypeNo)
+                {*this=AR_Data; return true ;}
+                {/*::::::::::*/ return false;}
+        }/*
+        template<int TTypNo, typename TDataHere>
+            bool SetDataRecur(const TDataHere& AR_Data) */
+
+    /************************************************************/
+
+        template<typename TTypeChainNext> TypeData & GetData()
+            { return this->GetData(); }
+        template<typename TTypeChainNext> TypeDataC& GetData() const
+            { return this->GetData(); }
+
+        template<typename TViewChain> void IterHead(TViewChain AO_CView)
+        {
+            ZtCTypeData<TViewChain>::
+                GetObjRef(AO_CView).OnMeetData(*this);
+        }/*
+        template<typename TViewChain> void IterHead(TViewChain AO_CView)*/
+        template<typename TViewChain> void IterTail(TViewChain AO_CView)
+        {
+            ZtCTypeData<TViewChain>::
+                GetObjRef(AO_CView).OnMeetData(*this);
+        }/*
+        template<typename TViewChain> void IterTail(TViewChain AO_CView)*/
+
+        template<typename TViewChain, typename TTypeHelp>
+            void IterHead(TViewChain AO_CView, TTypeHelp AO_TypeHelp)
+        {
+            typedef ZNsMain::ZtCCheckRef<TTypeHelp> ZCCheckRef;
+
+            ZtCTypeData<TViewChain>::GetObjRef(AO_CView).
+                OnMeetData(*this, ZCCheckRef::PassData(AO_TypeHelp));
+        }
+        template<typename TViewChain, typename TTypeHelp>
+            void IterTail(TViewChain AO_CView, TTypeHelp AO_TypeHelp)
+        {
+            typedef ZNsMain::ZtCCheckRef<TTypeHelp> ZCCheckRef;
+
+            ZtCTypeData<TViewChain>::GetObjRef(AO_CView).
+                OnMeetData(*this, ZCCheckRef::PassData(AO_TypeHelp));
+        }/*
+        template<typename TViewChain, typename TTypeHelp>
+            void IterTail(TViewChain AO_CView, TTypeHelp AO_TypeHelp)
+        */
+
+        template<typename TViewChain> void IterElement(TViewChain AO_CView)
+        {
+            ZtCTypeData<TViewChain>::
+                GetObjRef(AO_CView).operator()(*this);
+        }/*
+        template<typename TViewChain> void IterElement(TViewChain AO_CView)*/
+        template<typename TViewChain> void IterElemRev(TViewChain AO_CView)
+        {
+            ZtCTypeData<TViewChain>::
+                GetObjRef(AO_CView).operator()(*this);
+        }/*
+        template<typename TViewChain> void IterElemRev(TViewChain AO_CView)*/
+
+    public:
+    };/*
+    template ############################################################
+        < typename TDataNow, typename TInitVal>
+    class ZtCObjtInitChain<TDataNow, TInitVal, ZCEmpty> ///////////////*/
+
+
+    template /*########################################################*/
+        < typename TDataNow>
+    class ZtCObjtInitChain<TDataNow, ZCEmpty, ZCEmpty> //////////////////
+    {
+    public :
+        typedef ZtCObjtInitChain
+            <TDataNow, ZCEmpty, ZCEmpty> ZCObjtInitChain;
+    public :
+        typedef TDataNow           TypeData      ;
+        typedef ZCObjtInitChain    TypeChainNow  ;
+        typedef ZCObjtInitChain    TypeChainNext ;
+    /************************************************************/
+        typedef ZCObjtInitChain    TypeChainLast ; // only here
+        typedef ZCObjtInitChain    TypeChainTail ;
+    /************************************************************/
+        typedef ZCEmpty            TypeNext      ;
+    /************************************************************/
+        typedef const TypeData     TypeDataC     ;
+    /************************************************************/
+        typedef const TypeChainNow TypeChainNowC ;
+        typedef const TypeChainNow TypeChainNextC;
+    /************************************************************/
+        enum{ZETypeNo   = 1 };
+        enum{ZEBoolNext = 0 };
+    public :
+        static ZTypIntE Size (){return ZETypeNo;}
+        static ZTypIntE size (){return ZETypeNo;}
+        static ZTypIntE GetNo(){return ZETypeNo;}
+    private:
+        TypeData mo_TypeVar;
+    public :
+        ZtCObjtInitChain(){}
+    public :
+        TypeData & GetData   ()      {return mo_TypeVar;}
+        TypeDataC& GetData   () const{return mo_TypeVar;}
+
+        TypeData & operator* ()      {return mo_TypeVar;}
+        TypeDataC& operator* () const{return mo_TypeVar;}
+    /************************************************************/
+        TypeChainNext & GetChainNext()      { return (*this); }
+        TypeChainNextC& GetChainNext() const{ return (*this); }
+
+        TypeChainNext & operator()  ()      { return (*this); }
+        TypeChainNextC& operator()  () const{ return (*this); }
+
+        template<typename TDataHere>
+        TypeChainNow  & operator=  (const TDataHere& AR_Data)
+            { /*:::::::::::::::*/ return *this;}
+        TypeChainNow  & operator=  (const TypeData & AR_Data)
+            { mo_TypeVar=AR_Data; return *this;}
+    /************************************************************/
+
+        template<int TInTypeNo> typename ZtCTypeByNo
+            <TypeChainNow, TInTypeNo>::TypeChain & GetChainByNo()
+        {
+            return *(this);
+        }
+        template<int TInTypeNo> typename ZtCTypeByNo
+            <TypeChainNow, TInTypeNo>::TypeChainC& GetChainByNo() const
+        {
+            return *(this);
+        }/*
+        template<int TInTypeNo> typename ZtCTypeByNo
+            <TypeChainNow, TInTypeNo>::TypeChainC& GetChainByNo() const
+        */
+
+        template<int TTypNo, typename TDataHere>
+            bool SetDataRecur(const TDataHere& AR_Data)
+        {
+            if(TTypNo==TypeChainNow::ZETypeNo)
+                {*this=AR_Data; return true ;}
+                {/*::::::::::*/ return false;}
+        }/*
+        template<int TTypNo, typename TDataHere>
+            bool SetDataRecur(const TDataHere& AR_Data) */
+
+    /************************************************************/
+
+        template<typename TTypeChainNext> TypeData & GetData()
+            { return this->GetData(); }
+        template<typename TTypeChainNext> TypeDataC& GetData() const
+            { return this->GetData(); }
+
+        template<typename TViewChain> void IterHead(TViewChain AO_CView)
+        {
+            ZtCTypeData<TViewChain>::
+                GetObjRef(AO_CView).OnMeetData(*this);
+        }/*
+        template<typename TViewChain> void IterHead(TViewChain AO_CView)*/
+        template<typename TViewChain> void IterTail(TViewChain AO_CView)
+        {
+            ZtCTypeData<TViewChain>::
+                GetObjRef(AO_CView).OnMeetData(*this);
+        }/*
+        template<typename TViewChain> void IterTail(TViewChain AO_CView)*/
+
+        template<typename TViewChain, typename TTypeHelp>
+            void IterHead(TViewChain AO_CView, TTypeHelp AO_TypeHelp)
+        {
+            typedef ZNsMain::ZtCCheckRef<TTypeHelp> ZCCheckRef;
+
+            ZtCTypeData<TViewChain>::GetObjRef(AO_CView).
+                OnMeetData(*this, ZCCheckRef::PassData(AO_TypeHelp));
+        }
+        template<typename TViewChain, typename TTypeHelp>
+            void IterTail(TViewChain AO_CView, TTypeHelp AO_TypeHelp)
+        {
+            typedef ZNsMain::ZtCCheckRef<TTypeHelp> ZCCheckRef;
+
+            ZtCTypeData<TViewChain>::GetObjRef(AO_CView).
+                OnMeetData(*this, ZCCheckRef::PassData(AO_TypeHelp));
+        }/*
+        template<typename TViewChain, typename TTypeHelp>
+            void IterTail(TViewChain AO_CView, TTypeHelp AO_TypeHelp)
+        */
+
+        template<typename TViewChain> void IterElement(TViewChain AO_CView)
+        {
+            ZtCTypeData<TViewChain>::
+                GetObjRef(AO_CView).operator()(*this);
+        }/*
+        template<typename TViewChain> void IterElement(TViewChain AO_CView)*/
+        template<typename TViewChain> void IterElemRev(TViewChain AO_CView)
+        {
+            ZtCTypeData<TViewChain>::
+                GetObjRef(AO_CView).operator()(*this);
+        }/*
+        template<typename TViewChain> void IterElemRev(TViewChain AO_CView)*/
+
+    public:
+    };/*
+    template ############################################################
+        < typename TDataNow>
+    class ZtCObjtInitChain<TDataNow, ZCEmpty, ZCEmpty> ////////////////*/
+
+
+
     template<typename TDataNow, typename TTypeNextChain> int ZftPrint /*:::::::*/
-        ( const ZtCObjtChain<TDataNow, TTypeNextChain>& AR_CChain )
+        ( const ZtCObjtChain    <TDataNow, TTypeNextChain>& AR_CChain )
+    /*:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::*/
+    {
+        return ZftPrint(*AR_CChain);
+    }
+    template<typename TDataNow, typename TInitVal, typename TTypeNextChain>
+        int ZftPrint
+        (   const ZtCObjtInitChain
+                <TDataNow, TInitVal, TTypeNextChain>& AR_CChain
+        )
     /*:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::*/
     {
         return ZftPrint(*AR_CChain);
@@ -4263,6 +5001,28 @@ namespace ZNsMain
         return AR_COStream;
     }
     /*:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::*/
+    template<typename TDataNow, typename TInitVal, typename TTypeNextChain>
+        std::ostream& operator <<
+        (
+            std::ostream& AR_COStream, const ZtCObjtInitChain
+                <TDataNow, TInitVal, TTypeNextChain>& AR_CChain
+        )
+    /*:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::*/
+    {
+        AR_COStream<<AR_CChain.GetData();
+
+        typedef ZtCObjtInitChain
+            <TDataNow, TInitVal, TTypeNextChain> TypeObjtChain;
+
+        if(TypeObjtChain::ZEBoolNext>0)
+        {
+            cout<<", ";   return AR_COStream<<AR_CChain.GetChainNext() ;
+        }/*
+        if(TypeObjtChain::ZEBoolNext>0)*/
+
+        return AR_COStream;
+    }
+    /*:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::*/
 
 
 

ZCppMainTest/c++_test_006.cpp

@@ -257,6 +257,29 @@ namespace ZNsMain
             cout<<"************************************"<<endl;
 
 
+            typedef ZtCObjtInitChain
+            <
+                char  , ZCInitZero, ZtCObjtInitChain<
+                string, ZCEmpty   , ZtCObjtInitChain<
+                double, ZCInitZero, ZtCObjtInitChain<
+                int   , ZCInitZero,
+                ZCEmpty> > >
+            > ZCObjtInitChain;  ZCObjtInitChain VO_ZCObjtInitChain;
+
+            cout<<"# VO_ZCObjtInitChain : use cout"<<endl;
+            cout<<VO_ZCObjtInitChain<<endl;
+            cout<<"************************************"<<endl;
+
+            *VO_ZCObjtInitChain.GetChainByNo<0>()='A';
+            *VO_ZCObjtInitChain.GetChainByNo<1>()=string("ABC");
+            *VO_ZCObjtInitChain.GetChainByNo<2>()=1.2;
+            *VO_ZCObjtInitChain.GetChainByNo<3>()=999;
+
+            cout<<"# VO_ZCObjtInitChain : use IterElement & ZCPrint()"<<endl;
+            VO_ZCObjtInitChain.IterElement(ZCPrint()); cout<<endl;
+            cout<<"************************************"<<endl;
+
+
             typedef ZtCDataRing<std::string> ZCDataRing;
 
             ZCDataRing VO_CDataRing = string("123");
@@ -280,10 +303,10 @@ namespace ZNsMain
             VO_CDataRing.IterThisRev(&ZftPrint<string>); cout<<endl;
             cout<<"************************************"<<endl;
             cout<<"# VO_CDataRing IterThisRev(HelpType char(',')) = "<<endl;
-            VO_CDataRing.IterThisRev(&ZftPrint<string, char>, char(',')); cout<<endl;
+            VO_CDataRing.IterThisRev(&ZftPrint2<string, char>, char(',')); cout<<endl;
             cout<<"************************************"<<endl;
             cout<<"# VO_CDataRing IterTail(HelpType char(',')) = "<<endl;
-            VO_CDataRing.IterTail   (&ZftPrint<string, char>, char(',')); cout<<endl;
+            VO_CDataRing.IterTail   (&ZftPrint2<string, char>, char(',')); cout<<endl;
             cout<<"************************************"<<endl;