diff --git a/ZCppMain/ZtCObjList.H b/ZCppMain/ZtCObjList.H
index 8ef1497..13a5d0d 100644
--- a/ZCppMain/ZtCObjList.H
+++ b/ZCppMain/ZtCObjList.H
@@ -45,7 +45,7 @@ namespace ZNsMain
         class ZCIterator;
         class ZCLink    ;
     public:
-        typedef       ZCLink*          IterEasy; // 가장 대표적으로 쓰일 수 있는 반복자.
+        typedef       ZCLink*          ZTyIterEasy; // 가장 대표적으로 쓰일 수 있는 반복자.
         typedef       ZCIterator       iterator;
         typedef const ZCIterator const_iterator;
     public:
@@ -736,21 +736,21 @@ namespace ZNsMain
         const ZCLink* GetTailLinkPtr() const*/
 
 
-        IterEasy   GetHeadIterEasy  (){return             GetHeadLinkPtr();}
-        IterEasy   GetTailIterEasy  (){return             GetTailLinkPtr();}
-        IterEasyID GetHeadIterEasyID(){return (IterEasyID)GetHeadLinkPtr();}
-        IterEasyID GetTailIterEasyID(){return (IterEasyID)GetTailLinkPtr();}
+        ZTyIterEasy   GetHeadIterEasy  (){return                GetHeadLinkPtr();}
+        ZTyIterEasy   GetTailIterEasy  (){return                GetTailLinkPtr();}
+        ZTyIterEasyID GetHeadIterEasyID(){return (ZTyIterEasyID)GetHeadLinkPtr();}
+        ZTyIterEasyID GetTailIterEasyID(){return (ZTyIterEasyID)GetTailLinkPtr();}
 
-        IterEasy   GetHeadIterEasy  () const{return             GetHeadLinkPtr();}
-        IterEasy   GetTailIterEasy  () const{return             GetTailLinkPtr();}
-        IterEasyID GetHeadIterEasyID() const{return (IterEasyID)GetHeadLinkPtr();}
-        IterEasyID GetTailIterEasyID() const{return (IterEasyID)GetTailLinkPtr();}
+        ZTyIterEasy   GetHeadIterEasy  () const{return                GetHeadLinkPtr();}
+        ZTyIterEasy   GetTailIterEasy  () const{return                GetTailLinkPtr();}
+        ZTyIterEasyID GetHeadIterEasyID() const{return (ZTyIterEasyID)GetHeadLinkPtr();}
+        ZTyIterEasyID GetTailIterEasyID() const{return (ZTyIterEasyID)GetTailLinkPtr();}
 
-        IterEasyID ItHead() {return GetHeadIterEasyID();}
-        IterEasyID ItTail() {return GetTailIterEasyID();}
+        ZTyIterEasyID ItHead() {return GetHeadIterEasyID();}
+        ZTyIterEasyID ItTail() {return GetTailIterEasyID();}
 
-        IterEasyID ItHead() const{return GetHeadIterEasyID();}
-        IterEasyID ItTail() const{return GetTailIterEasyID();}
+        ZTyIterEasyID ItHead() const{return GetHeadIterEasyID();}
+        ZTyIterEasyID ItTail() const{return GetTailIterEasyID();}
 
 
         Type& operator[](TypSize AL_Index)
@@ -1833,11 +1833,11 @@ namespace ZNsMain
         }/*
         void MoveNextIter(iterator& ARR_CIterator)*/
 
-        void MoveNextIter(IterEasyID& ARRI_IterEasyID) const
+        void MoveNextIter(ZTyIterEasyID& ARRI_ZTyIterEasyID) const
         {
-            MoveNextIter((ZCLink*&)(ARRI_IterEasyID));
+            MoveNextIter((ZCLink*&)(ARRI_ZTyIterEasyID));
         }/*
-        void MoveNextIter(IterEasyID& ARRI_IterEasyID) const*/
+        void MoveNextIter(ZTyIterEasyID& ARRI_ZTyIterEasyID) const*/
 
         void MoveNextIter(const ZCLink*& APR_CLink) const
         {
@@ -1851,11 +1851,11 @@ namespace ZNsMain
         }/*
         void MoveNextIter(const iterator& ARR_CIterator) const*/
 
-        void MoveNextIter(IterEasyIDc& ARRI_IterEasyID) const
+        void MoveNextIter(ZTyIterEasyIDc& ARRI_ZTyIterEasyID) const
         {
-            MoveNextIter((const ZCLink*&)(ARRI_IterEasyID));
+            MoveNextIter((const ZCLink*&)(ARRI_ZTyIterEasyID));
         }/*
-        void MoveNextIter(IterEasyIDc& ARRI_IterEasyID) const*/
+        void MoveNextIter(ZTyIterEasyIDc& ARRI_ZTyIterEasyID) const*/
 
 
         void MovePrevIter(ZCLink*& APR_CLink)
@@ -1870,11 +1870,11 @@ namespace ZNsMain
         }/*
         void MovePrevIter(iterator& ARR_CIterator)*/
 
-        void MovePrevIter(IterEasyID& ARRI_IterEasyID)
+        void MovePrevIter(ZTyIterEasyID& ARRI_ZTyIterEasyID)
         {
-            MovePrevIter((ZCLink*&)(ARRI_IterEasyID));
+            MovePrevIter((ZCLink*&)(ARRI_ZTyIterEasyID));
         }/*
-        void MovePrevIter(IterEasyID& ARRI_IterEasyID)*/
+        void MovePrevIter(ZTyIterEasyID& ARRI_ZTyIterEasyID)*/
 
         void MovePrevIter(const ZCLink*& APR_CLink) const
         {
@@ -1888,11 +1888,11 @@ namespace ZNsMain
         }/*
         void MovePrevIter(const iterator& ARR_CIterator) const*/
 
-        void MovePrevIter(IterEasyIDc& ARRI_IterEasyID) const
+        void MovePrevIter(ZTyIterEasyIDc& ARRI_ZTyIterEasyID) const
         {
-            MovePrevIter((const ZCLink*&)(ARRI_IterEasyID));
+            MovePrevIter((const ZCLink*&)(ARRI_ZTyIterEasyID));
         }/*
-        void MovePrevIter(IterEasyIDc& ARRI_IterEasyID) const*/
+        void MovePrevIter(ZTyIterEasyIDc& ARRI_ZTyIterEasyID) const*/
 
 
         Type& GetDataInIter(ZCLink* AP_CLink)
@@ -1907,11 +1907,11 @@ namespace ZNsMain
         }/*
         Type& GetDataInIter(iterator& ARR_CIterator)*/
 
-        Type& GetDataInIter(IterEasyID ARRI_IterEasyID)
+        Type& GetDataInIter(ZTyIterEasyID ARRI_ZTyIterEasyID)
         {
-            return GetDataInIter((ZCLink*)ARRI_IterEasyID);
+            return GetDataInIter((ZCLink*)ARRI_ZTyIterEasyID);
         }/*
-        Type& GetDataInIter(IterEasyID ARRI_IterEasyID)*/
+        Type& GetDataInIter(ZTyIterEasyID ARRI_ZTyIterEasyID)*/
 
 
         Type& GetDataInIter(ZCLink* AP_CLink, TypeSize AI_FarNum)
@@ -1926,11 +1926,11 @@ namespace ZNsMain
         }/*
         Type& GetDataInIter(iterator& ARR_CIterator, TypeSize AI_FarNum)*/
 
-        Type& GetDataInIter(IterEasyID ARRI_IterEasyID, TypeSize AI_FarNum)
+        Type& GetDataInIter(ZTyIterEasyID ARRI_ZTyIterEasyID, TypeSize AI_FarNum)
         {
-            return GetDataInIter((ZCLink*)ARRI_IterEasyID, AI_FarNum);
+            return GetDataInIter((ZCLink*)ARRI_ZTyIterEasyID, AI_FarNum);
         }/*
-        Type& GetDataInIter(IterEasyID ARRI_IterEasyID, TypeSize AI_FarNum)*/
+        Type& GetDataInIter(ZTyIterEasyID ARRI_ZTyIterEasyID, TypeSize AI_FarNum)*/
 
 
         const Type& GetDataInIter(const ZCLink* AP_CLink) const
@@ -1945,11 +1945,11 @@ namespace ZNsMain
         }/*
         const Type& GetDataInIter(const iterator& ARR_CIterator) const*/
 
-        const Type& GetDataInIter(IterEasyIDc ARRI_IterEasyID) const
+        const Type& GetDataInIter(ZTyIterEasyIDc ARRI_ZTyIterEasyID) const
         {
-            return GetDataInIter((const ZCLink*)ARRI_IterEasyID);
+            return GetDataInIter((const ZCLink*)ARRI_ZTyIterEasyID);
         }/*
-        const Type& GetDataInIter(IterEasyIDc ARRI_IterEasyID) const*/
+        const Type& GetDataInIter(ZTyIterEasyIDc ARRI_ZTyIterEasyID) const*/
 
 
         const Type& GetDataInIter(const ZCLink* AP_CLink, TypeSize AI_FarNum) const
@@ -1964,28 +1964,28 @@ namespace ZNsMain
         }/*
         const Type& GetDataInIter(const iterator& ARR_CIterator, TypeSize AI_FarNum) const*/
 
-        const Type& GetDataInIter(IterEasyIDc ARRI_IterEasyID, TypeSize AI_FarNum) const
+        const Type& GetDataInIter(ZTyIterEasyIDc ARRI_ZTyIterEasyID, TypeSize AI_FarNum) const
         {
-            return GetDataInIter((ZCLink*)ARRI_IterEasyID, AI_FarNum);
+            return GetDataInIter((ZCLink*)ARRI_ZTyIterEasyID, AI_FarNum);
         }/*
-        const Type& GetDataInIter(IterEasyIDc ARRI_IterEasyID, TypeSize AI_FarNum) const*/
+        const Type& GetDataInIter(ZTyIterEasyIDc ARRI_ZTyIterEasyID, TypeSize AI_FarNum) const*/
 
 
         // 아래 ItD() 함수는 GetDataInIter() 를 짧게 줄인 것이다.
 
         Type& ItD(ZCLink*     AP_CLink                           ){return GetDataInIter(AP_CLink                  );}
         Type& ItD(iterator&  ARR_CIterator                      ){return GetDataInIter(ARR_CIterator             );}
-        Type& ItD(IterEasyID ARRI_IterEasyID                    ){return GetDataInIter(ARRI_IterEasyID           );}
+        Type& ItD(ZTyIterEasyID ARRI_ZTyIterEasyID                    ){return GetDataInIter(ARRI_ZTyIterEasyID           );}
         Type& ItD(ZCLink*     AP_CLink       , TypeSize AI_FarNum){return GetDataInIter(AP_CLink       , AI_FarNum);}
         Type& ItD(iterator&  ARR_CIterator  , TypeSize AI_FarNum){return GetDataInIter(ARR_CIterator  , AI_FarNum);}
-        Type& ItD(IterEasyID ARRI_IterEasyID, TypeSize AI_FarNum){return GetDataInIter(ARRI_IterEasyID, AI_FarNum);}
+        Type& ItD(ZTyIterEasyID ARRI_ZTyIterEasyID, TypeSize AI_FarNum){return GetDataInIter(ARRI_ZTyIterEasyID, AI_FarNum);}
 
         const Type& ItD(const ZCLink*     AP_CLink                           ) const{return GetDataInIter(AP_CLink                  );}
         const Type& ItD(const iterator&  ARR_CIterator                      ) const{return GetDataInIter(ARR_CIterator             );}
-        const Type& ItD(IterEasyIDc      ARRI_IterEasyID                    ) const{return GetDataInIter(ARRI_IterEasyID           );}
+        const Type& ItD(ZTyIterEasyIDc      ARRI_ZTyIterEasyID                    ) const{return GetDataInIter(ARRI_ZTyIterEasyID           );}
         const Type& ItD(const ZCLink*     AP_CLink       , TypeSize AI_FarNum) const{return GetDataInIter(AP_CLink                  );}
         const Type& ItD(const iterator&  ARR_CIterator  , TypeSize AI_FarNum) const{return GetDataInIter(ARR_CIterator  , AI_FarNum);}
-        const Type& ItD(IterEasyIDc      ARRI_IterEasyID, TypeSize AI_FarNum) const{return GetDataInIter(ARRI_IterEasyID, AI_FarNum);}
+        const Type& ItD(ZTyIterEasyIDc      ARRI_ZTyIterEasyID, TypeSize AI_FarNum) const{return GetDataInIter(ARRI_ZTyIterEasyID, AI_FarNum);}
 
     public:
     };/*