diff --git a/ZCppMain/ZMainHead.H b/ZCppMain/ZMainHead.H
index 755f750..19afd0a 100644
--- a/ZCppMain/ZMainHead.H
+++ b/ZCppMain/ZMainHead.H
@@ -5308,6 +5308,8 @@ namespace ZNsMain
         typedef ZtCObjOpt<ZCLink  > ZCLinkOpt;
         typedef ZtCObjOpt<TypeData> ZCDataOpt;
     public:
+        typedef ZtCBaseList TypeThis    ;
+    public:
 
         typedef ZNsType::ZtCTypeNowCRTP ///////////////////////////////////////
             <
@@ -5831,7 +5833,8 @@ namespace ZNsMain
                 ZCLink&       AR_CutTail ,
                 TypeSize      AL_CutSize ,
                 ZtCBaseList&  rhs        ,
-                ZCLink*       AP_RhsStd
+                ZCLink*       AP_RhsStd  ,
+                bool          AB_After=true
             )
         /*#####################################################################*/
         {
@@ -5841,8 +5844,14 @@ namespace ZNsMain
                 AR_CutTail 은 삭제하려는 링크의 범위의 뒤의 링크.
 
                 AR_CutHead 의 앞과 AR_CutTail 의 뒤에서 연결 상태를 끊고,
-                rhs 의 AP_RhsStd 의 뒤에 삽입한다. AP_RhsStd==0 이면
-                맨 앞에 삽입한다.  -- 2025-10-06 09:16
+                rhs 의 AP_RhsStd 의 뒤에 삽입한다.
+
+                AP_RhsStd==0 이면 맨 앞에 삽입한다.  -- 2025-10-06 09:16
+
+            ■  bool AB_After=true 추가. AB_After==false 이면, rhs 의
+                AP_RhsStd 의 앞에 삽입한다.
+
+                AP_RhsStd==0 이면 맨 뒤에 삽입한다.  -- 2025-10-07 08:36
 
             ///////////////////////////////////////////////////////////*/
 
@@ -5880,24 +5889,47 @@ namespace ZNsMain
                 rhs.mp_HeadLink = &AR_CutHead ;
                 rhs.mp_TailLink = &AR_CutTail ;
             }
-            else if(AP_RhsStd==0) // 맨 앞에 삽입.
+            else if(AB_After)
             {
-                ZCLink::JoinLink(&AR_CutTail, rhs.mp_HeadLink);
-                ZCLink::MakeRing(&AR_CutHead, rhs.mp_TailLink);
+                if(AP_RhsStd==0) // 맨 앞에 삽입.
+                {
+                    ZCLink::JoinLink(&AR_CutTail, rhs.mp_HeadLink);
+                    ZCLink::MakeRing(&AR_CutHead, rhs.mp_TailLink);
 
-                rhs.mp_HeadLink = &AR_CutHead;
+                    rhs.mp_HeadLink = &AR_CutHead;
+                }
+                else // AP_RhsStd 의 뒤에 삽입.
+                {
+                    ZCLink* VP_RhsStdNext = AP_RhsStd->mp_NextLink ;
+
+                    ZCLink::JoinLink(AP_RhsStd  , &AR_CutHead  );
+                    ZCLink::JoinLink(&AR_CutTail, VP_RhsStdNext);
+
+                    if(AP_RhsStd==rhs.mp_TailLink)
+                        { rhs.mp_TailLink = &AR_CutTail; }
+                }
             }
-            else // AP_RhsStd 의 뒤에 삽입.
+            else // !AB_After
             {
-                ZCLink* VP_RhsStdNext = AP_RhsStd->mp_NextLink ;
+                if(AP_RhsStd==0) // 맨 뒤에 삽입.
+                {
+                    ZCLink::JoinLink(rhs.mp_TailLink, &AR_CutHead);
+                    ZCLink::MakeRing(rhs.mp_HeadLink, &AR_CutTail);
 
-                ZCLink::JoinLink(AP_RhsStd  , &AR_CutHead  );
-                ZCLink::JoinLink(&AR_CutTail, VP_RhsStdNext);
+                    rhs.mp_TailLink = &AR_CutTail;
+                }
+                else // AP_RhsStd 의 앞에 삽입.
+                {
+                    ZCLink* VP_RhsStdPrev = AP_RhsStd->mp_PrevLink ;
 
-                if(AP_RhsStd==rhs.mp_TailLink)
-                    { rhs.mp_TailLink = &AR_CutTail; }
+                    ZCLink::JoinLink(VP_RhsStdPrev, &AR_CutHead);
+                    ZCLink::JoinLink(&AR_CutTail  , AP_RhsStd  );
+
+                    if(AP_RhsStd==rhs.mp_HeadLink)
+                        { rhs.mp_HeadLink = &AR_CutHead; }
+                }
             }/*
-            else*/
+            else // !AB_After*/
 
             rhs.ml_LinkSize += AL_CutSize;  return rhs;
         }/*
@@ -5907,7 +5939,8 @@ namespace ZNsMain
                 ZCLink&       AR_CutTail ,
                 TypeSize      AL_CutSize ,
                 ZtCBaseList&  rhs        ,
-                ZCLink*       AP_RhsStd
+                ZCLink*       AP_RhsStd  ,
+                bool          AB_After=true
             )
         #######################################################################*/
 
@@ -6198,7 +6231,7 @@ namespace ZNsMain
         void DeleteTail(TTypSize AL_DelSize)*/
 
 
-        ZtCBaseList& JoinAfter(ZtCBaseList& rhs, ZCLinkOpt AO_StdOpt)
+        ZtCBaseList& JoinAfter(TypeThis& rhs, ZCLinkOpt AO_StdOpt)
         {
             // AP_StdLink 의 뒤에 rhs 를 삽입.
 
@@ -6247,10 +6280,10 @@ namespace ZNsMain
 
             ml_LinkSize += rhs.ml_LinkSize;  return *this;
         }/*
-        ZtCBaseList& JoinAfter(ZtCBaseList& rhs, ZCLinkOpt AO_StdOpt)*/
+        ZtCBaseList& JoinAfter(TypeThis& rhs, ZCLinkOpt AO_StdOpt)*/
 
 
-        ZtCBaseList& JoinBefore(ZtCBaseList& rhs, ZCLinkOpt AO_StdOpt)
+        ZtCBaseList& JoinBefore(TypeThis& rhs, ZCLinkOpt AO_StdOpt)
         {
             // AP_StdLink 의 앞에 rhs 를 삽입.
 
@@ -6299,54 +6332,51 @@ namespace ZNsMain
 
             ml_LinkSize += rhs.ml_LinkSize;  return *this;
         }/*
-        ZtCBaseList& JoinBefore(ZtCBaseList& rhs, ZCLinkOpt AO_StdOpt)*/
+        ZtCBaseList& JoinBefore(TypeThis& rhs, ZCLinkOpt AO_StdOpt)*/
 
 
-        ZtCBaseList& JoinHead(ZtCBaseList& rhs)
+        ZtCBaseList& JoinHead(TypeThis& rhs)
           { if(this==&rhs) return *this;  return JoinAfter (rhs, ZCLinkOpt(0)); }
-        ZtCBaseList& JoinTail(ZtCBaseList& rhs)
+        ZtCBaseList& JoinTail(TypeThis& rhs)
           { if(this==&rhs) return *this;  return JoinBefore(rhs, ZCLinkOpt(0)); }
 
 
-        void SendOutAfter (ZCLink& AR_CutLink, ZtCBaseList& rhs, ZCLinkOpt AO_StdOpt)
+        void SendOutAfter (ZCLink& AR_CutLink, TypeThis& rhs, ZCLinkOpt AO_StdOpt)
         {
             // AP_CutLink 를 잘라서 rhs 의 AP_StdLink 뒤에 연결한다.
 
             CutLink(&AR_CutLink); rhs.AddLinkAfter(AO_StdOpt.Raw(), &AR_CutLink);
         }/*
-        void SendOutAfter (ZCLink& AR_CutLink, ZtCBaseList& rhs, ZCLinkOpt AO_StdOpt)*/
+        void SendOutAfter (ZCLink& AR_CutLink, TypeThis& rhs, ZCLinkOpt AO_StdOpt)*/
 
-        void SendOutBefore(ZCLink& AR_CutLink, ZtCBaseList& rhs, ZCLinkOpt AO_StdOpt)
+        void SendOutBefore(ZCLink& AR_CutLink, TypeThis& rhs, ZCLinkOpt AO_StdOpt)
         {
             // AP_CutLink 를 잘라서 rhs 의 AP_StdLink 앞에 연결한다.
 
             CutLink(&AR_CutLink); rhs.AddLinkBefore(AO_StdOpt.Raw(), &AR_CutLink);
         }/*
-        void SendOutBefore(ZCLink& AR_CutLink, ZtCBaseList& rhs, ZCLinkOpt AO_StdOpt)*/
+        void SendOutBefore(ZCLink& AR_CutLink, TypeThis& rhs, ZCLinkOpt AO_StdOpt)*/
 
 
-        void SendOutHead(ZCLink& AR_CutLink, ZtCBaseList& rhs)
+        void SendOutHead(ZCLink& AR_CutLink, TypeThis& rhs)
         {
             // AP_CutLink 를 잘라서 rhs 의 앞에 연결한다.
 
             SendOutAfter (AR_CutLink, rhs, ZCLinkOpt(0));
         }
-        void SendOutTail(ZCLink& AR_CutLink, ZtCBaseList& rhs)
+        void SendOutTail(ZCLink& AR_CutLink, TypeThis& rhs)
         {
             // AP_CutLink 를 잘라서 rhs 의 뒤에 연결한다.
 
             SendOutBefore(AR_CutLink, rhs, ZCLinkOpt(0));
         }/*
-        void SendOutTail(ZCLink& AR_CutLink, ZtCBaseList& rhs)*/
+        void SendOutTail(ZCLink& AR_CutLink, TypeThis& rhs)*/
 
 
-        ZtCBaseList& SendRangeOutAfter //////////////////////////////////////////
+        ZtCBaseList& SendRangeOut ///////////////////////////////////////////////
             (
-                ZCLink&       AR_CutHead,
-                ZCLink&       AR_CutTail,
-                TypeSize      AI_CutSize,
-                ZtCBaseList&  rhs       ,
-                ZCLinkOpt     AO_LinkOpt
+                ZCLink&   AR_CutHead, ZCLink&   AR_CutTail, TypeSize AI_CutSize,
+                TypeThis& rhs       , ZCLinkOpt AO_LinkOpt, bool     AB_After
             )
         /*#####################################################################*/
         {
@@ -6354,21 +6384,66 @@ namespace ZNsMain
 
             return CutLinkRangeOut
                 (
-                    AR_CutHead, AR_CutTail, AI_CutSize, rhs, AO_LinkOpt.Raw()
+                    AR_CutHead, AR_CutTail      , AI_CutSize,
+                    rhs       , AO_LinkOpt.Raw(), AB_After
+                );
+            //////////////////////
+        }/*
+        ZtCBaseList& SendRangeOut ///////////////////////////////////////////////
+            (
+                ZCLink&   AR_CutHead, ZCLink&   AR_CutTail, TypeSize AI_CutSize,
+                TypeThis& rhs       , ZCLinkOpt AO_LinkOpt, bool     AB_After
+            )
+        /*#####################################################################*/
+
+
+        ZtCBaseList& SendRangeOutAfter //////////////////////////////////////////
+            (
+                ZCLink&  AR_CutHead, ZCLink&   AR_CutTail,
+                TypeSize AI_CutSize, TypeThis& rhs       , ZCLinkOpt AO_LinkOpt
+            )
+        /*#####################################################################*/
+        {
+            // AR_CutHead 부터 AR_CutTail 까지를 잘라서 rhs 의 AR_StdLink 뒤에 연결한다.
+
+            return CutLinkRangeOut
+                (
+                    AR_CutHead, AR_CutTail, AI_CutSize, rhs, AO_LinkOpt.Raw(), true
                 );
             //////////////////////
         }/*
         ZtCBaseList& SendRangeOutAfter //////////////////////////////////////////
             (
-                ZCLink&       AR_CutHead,
-                ZCLink&       AR_CutTail,
-                TypeSize      AI_CutSize,
-                ZtCBaseList&  rhs       ,
-                ZCLinkOpt     AO_LinkOpt
+                ZCLink&  AR_CutHead, ZCLink&   AR_CutTail,
+                TypeSize AI_CutSize, TypeThis& rhs       , ZCLinkOpt AO_LinkOpt
             )
         /*#####################################################################*/
 
 
+        ZtCBaseList& SendRangeOutBefore /////////////////////////////////////////
+            (
+                ZCLink&  AR_CutHead, ZCLink&   AR_CutTail,
+                TypeSize AI_CutSize, TypeThis& rhs       , ZCLinkOpt AO_LinkOpt
+            )
+        /*#####################################################################*/
+        {
+            // AR_CutHead 부터 AR_CutTail 까지를 잘라서 rhs 의 AR_StdLink 뒤에 연결한다.
+
+            return CutLinkRangeOut
+                (
+                    AR_CutHead, AR_CutTail, AI_CutSize, rhs, AO_LinkOpt.Raw(), false
+                );
+            //////////////////////
+        }/*
+        ZtCBaseList& SendRangeOutBefore /////////////////////////////////////////
+            (
+                ZCLink&  AR_CutHead, ZCLink&   AR_CutTail,
+                TypeSize AI_CutSize, TypeThis& rhs       , ZCLinkOpt AO_LinkOpt
+            )
+        /*#####################################################################*/
+
+
+
         TypeData& GetHeadData(){return mp_HeadLink->mo_DataObjt;}
         TypeData& GetTailData(){return mp_TailLink->mo_DataObjt;}
 
diff --git a/ZCppMain/ZtCLinkList.H b/ZCppMain/ZtCLinkList.H
index 86ad2f8..77b3ceb 100644
--- a/ZCppMain/ZtCLinkList.H
+++ b/ZCppMain/ZtCLinkList.H
@@ -884,9 +884,11 @@ namespace ZNsMain
     class ZtCLinkList /*#####################################################*/
     {
     public :
+        typedef ZtCLinkList TypeThis;
+    public :
         typedef ZNsType::ZtCTypeNowCRTP ///////////////////////////////////////
             <
-                ZtCLinkList, typename TTypeCRTP::TypeData, TTypeCRTP::ZEUseCRTP
+                TypeThis, typename TTypeCRTP::TypeData, TTypeCRTP::ZEUseCRTP
             >
         ZCTypeNowCRTP ; ///////////////////////////////////////////////////////
 
@@ -1226,7 +1228,7 @@ namespace ZNsMain
         ZCLink& JoinBefore(ZCLink& AR_LinkNew, ZCLink* AP_StdLink)*/
 
 
-        ZtCLinkList& JoinAfter(ZtCLinkList& rhs, ZCLink* AP_StdLink)
+        TypeThis& JoinAfter(TypeThis& rhs, ZCLink* AP_StdLink)
         {
             // AP_StdLink 의 뒤에 rhs 를 삽입.
 
@@ -1274,10 +1276,10 @@ namespace ZNsMain
 
             ml_LinkSize += rhs.ml_LinkSize;  return *this;
         }/*
-        ZtCLinkList& JoinAfter(ZtCLinkList& rhs, ZCLink* AP_StdLink)*/
+        TypeThis& JoinAfter(TypeThis& rhs, ZCLink* AP_StdLink)*/
 
 
-        ZtCLinkList& JoinBefore(ZtCLinkList& rhs, ZCLink* AP_StdLink)
+        TypeThis& JoinBefore(TypeThis& rhs, ZCLink* AP_StdLink)
         {
             // AP_StdLink 의 앞에 rhs 를 삽입.
 
@@ -1325,7 +1327,7 @@ namespace ZNsMain
 
             ml_LinkSize += rhs.ml_LinkSize;  return *this;
         }/*
-        ZtCLinkList& JoinBefore(ZtCLinkList& rhs, ZCLink* AP_StdLink)*/
+        TypeThis& JoinBefore(TypeThis& rhs, ZCLink* AP_StdLink)*/
 
 
         ZCLink& CutLink(ZCLink& AR_CutLink)
@@ -1361,13 +1363,11 @@ namespace ZNsMain
         ZCLink& CutLink(ZCLink& AR_CutLink)*/
 
 
-        ZtCLinkList& CutLinkRangeOut  /*#######################################*/
+        TypeThis& CutLinkRangeOut  /*##########################################*/
             (
-                ZCLink&       AR_CutHead ,
-                ZCLink&       AR_CutTail ,
-                TypeSize      AL_CutSize ,
-                ZtCLinkList&  rhs        ,
-                ZCLink*       AP_RhsStd
+                ZCLink&  AR_CutHead , ZCLink&   AR_CutTail ,
+                TypeSize AL_CutSize , TypeThis& rhs        ,
+                ZCLink*  AP_RhsStd  , bool      AB_After=true
             )
         /*#####################################################################*/
         {
@@ -1377,8 +1377,14 @@ namespace ZNsMain
                 AR_CutTail 은 삭제하려는 링크의 범위의 뒤의 링크.
 
                 AR_CutHead 의 앞과 AR_CutTail 의 뒤에서 연결 상태를 끊고,
-                rhs 의 AP_RhsStd 의 뒤에 삽입한다. AP_RhsStd==0 이면
-                맨 앞에 삽입한다.  -- 2025-10-06 09:16
+                rhs 의 AP_RhsStd 의 뒤에 삽입한다.
+
+                AP_RhsStd==0 이면 맨 앞에 삽입한다.  -- 2025-10-06 09:16
+
+            ■  bool AB_After=true 추가 -- 2025-10-07 09:37
+
+                AB_After==true  이면, AP_RhsStd 의 뒤에 연결.
+                AB_After==false 이면, AP_RhsStd 의 앞에 연결.
 
             ///////////////////////////////////////////////////////////*/
 
@@ -1389,18 +1395,29 @@ namespace ZNsMain
             {
                 mp_HeadLink=0;
             }
-            else if(&AR_CutHead==mp_HeadLink) // 잘라내려는 링크가 처음 링크를 포함할 때.
+            else if(&AR_CutHead==mp_HeadLink)
             {
-                ZCLink::MakeRing
-                  (mp_HeadLink=AR_CutTail.mp_NextLink, mp_TailLink);
+                ZCLink::MakeRing ////////////
+                    (
+                        mp_HeadLink=AR_CutTail.mp_NextLink, mp_TailLink
+                    );
+                /////////////////////////////
             }
-            else if(&AR_CutTail==mp_TailLink) // 잘라내려는 링크가 끝 링크를 포함할 때.
+            else if(&AR_CutTail==mp_TailLink)
             {
-                ZCLink::MakeRing(mp_HeadLink, mp_TailLink=AR_CutHead.mp_PrevLink);
+                ZCLink::MakeRing ////////////
+                    (
+                        mp_HeadLink, mp_TailLink=AR_CutHead.mp_PrevLink
+                    );
+                /////////////////////////////
             }
-            else // 잘라내려는 링크가 처음과 끝 링크를 포함하지 않을 때.
+            else
             {
-                ZCLink::JoinLink(AR_CutHead.mp_PrevLink, AR_CutTail.mp_NextLink);
+                ZCLink::JoinLink ////////////
+                    (
+                        AR_CutHead.mp_PrevLink, AR_CutTail.mp_NextLink
+                    );
+                /////////////////////////////
             }/*
             else*/
 
@@ -1409,41 +1426,60 @@ namespace ZNsMain
 
             if(rhs.size()<1)
             {
-                // AP_CutHead 과 AP_CutTail 을 연결하여 이중 원형 연결리스트가 되도록 한다.
-
                 ZCLink::MakeRing(&AR_CutHead, &AR_CutTail);
 
                 rhs.mp_HeadLink = &AR_CutHead ;
                 rhs.mp_TailLink = &AR_CutTail ;
             }
-            else if(AP_RhsStd==0) // 맨 앞에 삽입.
+            else if(AB_After) // AP_RhsStd 뒤에 삽입.
             {
-                ZCLink::JoinLink(&AR_CutTail, rhs.mp_HeadLink);
-                ZCLink::MakeRing(&AR_CutHead, rhs.mp_TailLink);
+                if(AP_RhsStd==0) // 맨 앞에 삽입.
+                {
+                    ZCLink::JoinLink(&AR_CutTail, rhs.mp_HeadLink);
+                    ZCLink::MakeRing(&AR_CutHead, rhs.mp_TailLink);
 
-                rhs.mp_HeadLink = &AR_CutHead;
+                    rhs.mp_HeadLink = &AR_CutHead;
+                }
+                else
+                {
+                    ZCLink* VP_RhsStdNext = AP_RhsStd->mp_NextLink ;
+
+                    ZCLink::JoinLink(AP_RhsStd  , &AR_CutHead  );
+                    ZCLink::JoinLink(&AR_CutTail, VP_RhsStdNext);
+
+                    if(AP_RhsStd==rhs.mp_TailLink)
+                        { rhs.mp_TailLink = &AR_CutTail; }
+                }
             }
-            else // AP_RhsStd 의 뒤에 삽입.
+            else // !AB_After : AP_RhsStd 앞에 삽입.
             {
-                ZCLink* VP_RhsStdNext = AP_RhsStd->mp_NextLink ;
+                if(AP_RhsStd==0) // 맨 뒤에 삽입.
+                {
+                    ZCLink::JoinLink(rhs.mp_TailLink, &AR_CutHead);
+                    ZCLink::MakeRing(rhs.mp_HeadLink, &AR_CutTail);
 
-                ZCLink::JoinLink(AP_RhsStd  , &AR_CutHead  );
-                ZCLink::JoinLink(&AR_CutTail, VP_RhsStdNext);
+                    rhs.mp_TailLink = &AR_CutTail;
+                }
+                else
+                {
+                    ZCLink* VP_RhsStdPrev = AP_RhsStd->mp_PrevLink ;
 
-                if(AP_RhsStd==rhs.mp_TailLink)
-                    { rhs.mp_TailLink = &AR_CutTail; }
+                    ZCLink::JoinLink(VP_RhsStdPrev, &AR_CutHead);
+                    ZCLink::JoinLink(&AR_CutTail  , AP_RhsStd  );
+
+                    if(AP_RhsStd==rhs.mp_HeadLink)
+                        { rhs.mp_HeadLink = &AR_CutHead; }
+                }
             }/*
-            else*/
+            else // !AB_After : AP_RhsStd 앞에 삽입.*/
 
             rhs.ml_LinkSize += AL_CutSize;  return rhs;
         }/*
-        ZtCLinkList& CutLinkRangeOut  ###########################################
+        TypeThis& CutLinkRangeOut  ###########################################
             (
-                ZCLink&       AR_CutHead ,
-                ZCLink&       AR_CutTail ,
-                TypeSize      AL_CutSize ,
-                ZtCLinkList&  rhs        ,
-                ZCLink*       AP_RhsStd
+                ZCLink&  AR_CutHead , ZCLink&   AR_CutTail ,
+                TypeSize AL_CutSize , TypeThis& rhs        ,
+                ZCLink*  AP_RhsStd  , bool      AB_After=true
             )
         #######################################################################*/
 
@@ -1476,7 +1512,7 @@ namespace ZNsMain
         ~ZtCLinkList()*/
 
 
-        ZtCLinkList& operator=(const ZtCLinkList& rhs)
+        TypeThis& operator=(const TypeThis& rhs)
         {
             if(this==&rhs) return *this;
 
@@ -1550,7 +1586,7 @@ namespace ZNsMain
 
             return *this;
         }/*
-        ZtCLinkList& operator=(const ZtCLinkList& rhs)*/
+        TypeThis& operator=(const TypeThis& rhs)*/
 
 
         TypeSize GetSize() const{return ml_LinkSize  ;}
@@ -1615,54 +1651,75 @@ namespace ZNsMain
         void Delete(ZCLink& AR_DelLink)*/
 
 
-        ZtCLinkList& JoinAfter (ZtCLinkList& rhs, ZCLink& AR_StdLink)
+        TypeThis& JoinAfter (TypeThis& rhs, ZCLink& AR_StdLink)
             { return JoinAfter (rhs, &AR_StdLink); }
-        ZtCLinkList& JoinBefore(ZtCLinkList& rhs, ZCLink& AR_StdLink)
+        TypeThis& JoinBefore(TypeThis& rhs, ZCLink& AR_StdLink)
             { return JoinBefore(rhs, &AR_StdLink); }
 
-        ZtCLinkList& JoinHead(ZtCLinkList& rhs){ return JoinAfter (rhs, 0); }
-        ZtCLinkList& JoinTail(ZtCLinkList& rhs){ return JoinBefore(rhs, 0); }
+        TypeThis& JoinHead(TypeThis& rhs){ return JoinAfter (rhs, 0); }
+        TypeThis& JoinTail(TypeThis& rhs){ return JoinBefore(rhs, 0); }
 
 
-        void SendOutAfter (ZCLink& AR_CutLink, ZtCLinkList& rhs, ZCLink& AR_StdLink)
+        void SendOutAfter (ZCLink& AR_CutLink, TypeThis& rhs, ZCLink& AR_StdLink)
         {
             // AR_CutLink 를 잘라서 rhs 의 AR_StdLink 뒤에 연결한다.
 
             CutLink(AR_CutLink); rhs.JoinAfter (AR_CutLink, &AR_StdLink);
         }/*
-        void SendOutAfter (ZCLink& AR_CutLink, ZtCLinkList& rhs, ZCLink& AR_StdLink)*/
+        void SendOutAfter (ZCLink& AR_CutLink, TypeThis& rhs, ZCLink& AR_StdLink)*/
 
-        void SendOutBefore(ZCLink& AR_CutLink, ZtCLinkList& rhs, ZCLink& AR_StdLink)
+        void SendOutBefore(ZCLink& AR_CutLink, TypeThis& rhs, ZCLink& AR_StdLink)
         {
             // AR_CutLink 를 잘라서 rhs 의 AP_StdLink 앞에 연결한다.
 
             CutLink(AR_CutLink); rhs.JoinBefore(AR_CutLink, &AR_StdLink);
         }/*
-        void SendOutBefore(ZCLink& AR_CutLink, ZtCLinkList& rhs, ZCLink& AR_StdLink)*/
+        void SendOutBefore(ZCLink& AR_CutLink, TypeThis& rhs, ZCLink& AR_StdLink)*/
 
 
-        void SendOutHead(ZCLink& AR_CutLink, ZtCLinkList& rhs)
+        void SendOutHead(ZCLink& AR_CutLink, TypeThis& rhs)
         {
             // AR_CutLink 를 잘라서 rhs 의 앞에 연결한다.
 
             CutLink(AR_CutLink); rhs.JoinAfter (AR_CutLink, 0);
         }
-        void SendOutTail(ZCLink& AR_CutLink, ZtCLinkList& rhs)
+        void SendOutTail(ZCLink& AR_CutLink, TypeThis& rhs)
         {
             // AR_CutLink 를 잘라서 rhs 의 뒤에 연결한다.
 
             CutLink(AR_CutLink); rhs.JoinBefore(AR_CutLink, 0);
         }/*
-        void SendOutTail(ZCLink& AR_CutLink, ZtCLinkList& rhs)*/
+        void SendOutTail(ZCLink& AR_CutLink, TypeThis& rhs)*/
 
 
-        ZtCLinkList& SendRangeOutAfter //////////////////////////////////////////
+        TypeThis& SendRangeOut //////////////////////////////////////////////////
             (
-                ZCLink&       AR_CutHead,
-                ZCLink&       AR_CutTail,
-                TypeSize      AI_CutSize,
-                ZtCLinkList&  rhs       ,
-                ZCLinkOpt     AO_LinkOpt
+                ZCLink&   AR_CutHead, ZCLink&   AR_CutTail,
+                TypeSize  AI_CutSize, TypeThis& rhs       ,
+                ZCLinkOpt AO_LinkOpt, bool      AB_After
+            )
+        /*#####################################################################*/
+        {
+            return CutLinkRangeOut
+                (
+                    AR_CutHead, AR_CutTail      , AI_CutSize,
+                    rhs       , AO_LinkOpt.Raw(), AB_After
+                );
+            //////////////////////
+        }/*
+        TypeThis& SendRangeOutAfter /////////////////////////////////////////////
+            (
+                ZCLink&   AR_CutHead, ZCLink&   AR_CutTail,
+                TypeSize  AI_CutSize, TypeThis& rhs       ,
+                ZCLinkOpt AO_LinkOpt, bool      AB_After
+            )
+        /*#####################################################################*/
+
+
+        TypeThis& SendRangeOutAfter /////////////////////////////////////////////
+            (
+                ZCLink&  AR_CutHead, ZCLink&   AR_CutTail,
+                TypeSize AI_CutSize, TypeThis& rhs       , ZCLinkOpt AO_LinkOpt
             )
         /*#####################################################################*/
         {
@@ -1670,17 +1727,39 @@ namespace ZNsMain
 
             return CutLinkRangeOut
                 (
-                    AR_CutHead, AR_CutTail, AI_CutSize, rhs, AO_LinkOpt.Raw()
+                    AR_CutHead, AR_CutTail      , AI_CutSize,
+                    rhs       , AO_LinkOpt.Raw(), true
                 );
             //////////////////////
         }/*
-        ZtCLinkList& SendRangeOutAfter //////////////////////////////////////////
+        TypeThis& SendRangeOutAfter /////////////////////////////////////////////
             (
-                ZCLink&       AR_CutHead,
-                ZCLink&       AR_CutTail,
-                TypeSize      AI_CutSize,
-                ZtCLinkList&  rhs       ,
-                ZCLinkOpt     AO_LinkOpt
+                ZCLink&  AR_CutHead, ZCLink&   AR_CutTail,
+                TypeSize AI_CutSize, TypeThis& rhs       , ZCLinkOpt AO_LinkOpt
+            )
+        /*#####################################################################*/
+
+
+        TypeThis& SendRangeOutBefore ////////////////////////////////////////////
+            (
+                ZCLink&  AR_CutHead, ZCLink&   AR_CutTail,
+                TypeSize AI_CutSize, TypeThis& rhs       , ZCLinkOpt AO_LinkOpt
+            )
+        /*#####################################################################*/
+        {
+            // AR_CutHead 부터 AR_CutTail 까지를 잘라서 rhs 의 AR_StdLink 앞에 연결한다.
+
+            return CutLinkRangeOut
+                (
+                    AR_CutHead, AR_CutTail      , AI_CutSize,
+                    rhs       , AO_LinkOpt.Raw(), false
+                );
+            //////////////////////
+        }/*
+        TypeThis& SendRangeOutBefore ////////////////////////////////////////////
+            (
+                ZCLink&  AR_CutHead, ZCLink&   AR_CutTail,
+                TypeSize AI_CutSize, TypeThis& rhs       , ZCLinkOpt AO_LinkOpt
             )
         /*#####################################################################*/
 
@@ -1845,11 +1924,11 @@ namespace ZNsMain
     class ZtCLinkMoveList /*#################################################*/
     {
     public :
-        typedef ZtCLinkMoveList ZCMoveList;
+        typedef ZtCLinkMoveList TypeThis;
     public :
         typedef ZNsType::ZtCTypeNowCRTP ///////////////////////////////////////
             <
-                ZCMoveList, typename TTypeCRTP::TypeData, TTypeCRTP::ZEUseCRTP
+                TypeThis, typename TTypeCRTP::TypeData, TTypeCRTP::ZEUseCRTP
             >
         ZCTypeNowCRTP ; ///////////////////////////////////////////////////////
 
@@ -2134,7 +2213,7 @@ namespace ZNsMain
         ZCLink& JoinBefore(ZCLink& AR_LinkNew, ZCLink* AP_StdLink)*/
 
 
-        ZCMoveList& JoinAfter (ZCMoveList& rhs, ZCLink* AP_StdLink)
+        TypeThis& JoinAfter (TypeThis& rhs, ZCLink* AP_StdLink)
         {
             // AP_StdLink 의 뒤에 rhs 를 삽입.
             // AP_StdLink==0 이면 맨 앞에 삽입.
@@ -2159,10 +2238,10 @@ namespace ZNsMain
 
             return *this;
         }/*
-        ZCMoveList& JoinAfter (ZCMoveList& rhs, ZCLink* AP_StdLink)*/
+        TypeThis& JoinAfter (TypeThis& rhs, ZCLink* AP_StdLink)*/
 
 
-        ZCMoveList& JoinBefore(ZCMoveList& rhs, ZCLink* AP_StdLink)
+        TypeThis& JoinBefore(TypeThis& rhs, ZCLink* AP_StdLink)
         {
             // AP_StdLink 의 앞에 rhs 를 삽입.
             // AP_StdLink==0 이면 맨 뒤에 삽입.
@@ -2187,7 +2266,7 @@ namespace ZNsMain
 
             return *this;
         }/*
-        ZCMoveList& JoinBefore(ZCMoveList& rhs, ZCLink* AP_StdLink)*/
+        TypeThis& JoinBefore(TypeThis& rhs, ZCLink* AP_StdLink)*/
 
 
         ZCLink& CutLink(ZCLink& AR_CutLink)
@@ -2200,13 +2279,14 @@ namespace ZNsMain
         ZCLink& CutLink(ZCLink& AR_CutLink)*/
 
 
-        ZCMoveList& CutLinkRangeOut  /*########################################*/
+        TypeThis& CutLinkRangeOut  /*##########################################*/
             (
-                ZCLink&     AR_CutHead ,
-                ZCLink&     AR_CutTail ,
-                TypeSize    AL_CutSize ,
-                ZCMoveList& rhs        ,
-                ZCLink*     AP_RhsStd
+                ZCLink&   AR_CutHead ,
+                ZCLink&   AR_CutTail ,
+                TypeSize  AL_CutSize ,
+                TypeThis& rhs        ,
+                ZCLink*   AP_RhsStd  ,
+                bool      AB_After=true
             )
         /*#####################################################################*/
         {
@@ -2220,6 +2300,11 @@ namespace ZNsMain
 
                 AP_RhsStd==0 이면 맨 앞에 삽입한다.  -- 2025-10-06 09:16
 
+            ■  bool AB_After=true 추가. -- 2025-10-07 09:26
+
+                AB_After==true  이면 AP_RhsStd 의 뒤에 삽입.
+                AB_After==false 이면 AP_RhsStd 의 앞에 삽입.
+
             ///////////////////////////////////////////////////////////*/
 
             if(this==&rhs   ) return rhs;
@@ -2233,25 +2318,41 @@ namespace ZNsMain
             ml_LinkSize -= AL_CutSize;
 
 
-            // rhs 의 AP_RhsStd 의 뒤에 삽입.
-            // AP_RhsStd==0 이면 rhs 의 맨 앞에 삽입.
+            if(AB_After)
+            {
+                // rhs 의 AP_RhsStd 의 뒤에 삽입.
+                // AP_RhsStd==0 이면 rhs 의 맨 앞에 삽입.
 
-            if(AP_RhsStd==0) AP_RhsStd=&rhs.mo_HeadFake ;
+                if(AP_RhsStd==0) AP_RhsStd=&rhs.mo_HeadFake ;
 
-            ZCLink* VP_RhsStdNext = AP_RhsStd->mp_NextLink ;
+                ZCLink* VP_RhsStdNext=AP_RhsStd->mp_NextLink;
 
-            ZCLink::JoinLink(AP_RhsStd  , &AR_CutHead  );
-            ZCLink::JoinLink(&AR_CutTail, VP_RhsStdNext);
+                ZCLink::JoinLink(AP_RhsStd  , &AR_CutHead  );
+                ZCLink::JoinLink(&AR_CutTail, VP_RhsStdNext);
+            }
+            else
+            {
+                // rhs 의 AP_RhsStd 의 앞에 삽입.
+                // AP_RhsStd==0 이면 rhs 의 맨 뒤에 삽입.
+
+                if(AP_RhsStd==0) AP_RhsStd=&rhs.mo_TailFake ;
+
+                ZCLink* VP_RhsStdPrev=AP_RhsStd->mp_PrevLink;
+
+                ZCLink::JoinLink(VP_RhsStdPrev, &AR_CutHead);
+                ZCLink::JoinLink(&AR_CutTail  , AP_RhsStd  );
+            }
 
             rhs.ml_LinkSize += AL_CutSize;  return rhs;
         }/*
-        ZCMoveList& CutLinkRangeOut  ############################################
+        TypeThis& CutLinkRangeOut  ##############################################
             (
-                ZCLink&     AR_CutHead ,
-                ZCLink&     AR_CutTail ,
-                TypeSize    AL_CutSize ,
-                ZCMoveList& rhs        ,
-                ZCLink*     AP_RhsStd
+                ZCLink&   AR_CutHead ,
+                ZCLink&   AR_CutTail ,
+                TypeSize  AL_CutSize ,
+                TypeThis& rhs        ,
+                ZCLink*   AP_RhsStd  ,
+                bool      AB_After=true
             )
         #######################################################################*/
 
@@ -2284,7 +2385,7 @@ namespace ZNsMain
         ~ZtCLinkMoveList()*/
 
 
-        ZCMoveList& operator=(const ZCMoveList& rhs)
+        TypeThis& operator=(const TypeThis& rhs)
         {
             if(this==&rhs) return *this;
 
@@ -2347,7 +2448,7 @@ namespace ZNsMain
 
             return *this;
         }/*
-        ZCMoveList& operator=(const ZCMoveList& rhs)*/
+        TypeThis& operator=(const TypeThis& rhs)*/
 
 
         TypeSize GetSize() const{return ml_LinkSize  ;}
@@ -2434,54 +2535,75 @@ namespace ZNsMain
         void Delete(ZCLink& AR_DelLink)*/
 
 
-        ZCMoveList& JoinAfter (ZCMoveList& rhs, ZCLink& AR_StdLink)
+        TypeThis& JoinAfter (TypeThis& rhs, ZCLink& AR_StdLink)
             { return JoinAfter (rhs, &AR_StdLink); }
-        ZCMoveList& JoinBefore(ZCMoveList& rhs, ZCLink& AR_StdLink)
+        TypeThis& JoinBefore(TypeThis& rhs, ZCLink& AR_StdLink)
             { return JoinBefore(rhs, &AR_StdLink); }
 
-        ZCMoveList& JoinHead(ZCMoveList& rhs){ return JoinAfter (rhs, 0); }
-        ZCMoveList& JoinTail(ZCMoveList& rhs){ return JoinBefore(rhs, 0); }
+        TypeThis& JoinHead(TypeThis& rhs){ return JoinAfter (rhs, 0); }
+        TypeThis& JoinTail(TypeThis& rhs){ return JoinBefore(rhs, 0); }
 
 
-        void SendOutAfter (ZCLink& AR_CutLink, ZCMoveList& rhs, ZCLink& AR_StdLink)
+        void SendOutAfter (ZCLink& AR_CutLink, TypeThis& rhs, ZCLink& AR_StdLink)
         {
             // AR_CutLink 를 잘라서 rhs 의 AR_StdLink 뒤에 연결한다.
 
             CutLink(AR_CutLink); rhs.JoinAfter (AR_CutLink, &AR_StdLink);
         }/*
-        void SendOutAfter (ZCLink& AR_CutLink, ZCMoveList& rhs, ZCLink& AR_StdLink)*/
+        void SendOutAfter (ZCLink& AR_CutLink, TypeThis& rhs, ZCLink& AR_StdLink)*/
 
-        void SendOutBefore(ZCLink& AR_CutLink, ZCMoveList& rhs, ZCLink& AR_StdLink)
+        void SendOutBefore(ZCLink& AR_CutLink, TypeThis& rhs, ZCLink& AR_StdLink)
         {
             // AR_CutLink 를 잘라서 rhs 의 AP_StdLink 앞에 연결한다.
 
             CutLink(AR_CutLink); rhs.JoinBefore(AR_CutLink, &AR_StdLink);
         }/*
-        void SendOutBefore(ZCLink& AR_CutLink, ZCMoveList& rhs, ZCLink& AR_StdLink)*/
+        void SendOutBefore(ZCLink& AR_CutLink, TypeThis& rhs, ZCLink& AR_StdLink)*/
 
 
-        void SendOutHead(ZCLink& AR_CutLink, ZCMoveList& rhs)
+        void SendOutHead(ZCLink& AR_CutLink, TypeThis& rhs)
         {
             // AR_CutLink 를 잘라서 rhs 의 앞에 연결한다.
 
             CutLink(AR_CutLink); rhs.JoinAfter (AR_CutLink, 0);
         }
-        void SendOutTail(ZCLink& AR_CutLink, ZCMoveList& rhs)
+        void SendOutTail(ZCLink& AR_CutLink, TypeThis& rhs)
         {
             // AR_CutLink 를 잘라서 rhs 의 뒤에 연결한다.
 
             CutLink(AR_CutLink); rhs.JoinBefore(AR_CutLink, 0);
         }/*
-        void SendOutTail(ZCLink& AR_CutLink, ZCMoveList& rhs)*/
+        void SendOutTail(ZCLink& AR_CutLink, TypeThis& rhs)*/
 
 
-        ZCMoveList& SendRangeOutAfter ///////////////////////////////////////////
+        TypeThis& SendRangeOut //////////////////////////////////////////////////
             (
-                ZCLink&     AR_CutHead,
-                ZCLink&     AR_CutTail,
-                TypeSize    AI_CutSize,
-                ZCMoveList& rhs       ,
-                ZCLinkOpt   AO_LinkOpt
+                ZCLink&   AR_CutHead, ZCLink&     AR_CutTail,
+                TypeSize  AI_CutSize, TypeThis& rhs       ,
+                ZCLinkOpt AO_LinkOpt, bool        AB_After
+            )
+        /*#####################################################################*/
+        {
+            return CutLinkRangeOut
+                (
+                    AR_CutHead, AR_CutTail      , AI_CutSize,
+                    rhs       , AO_LinkOpt.Raw(), AB_After
+                );
+            //////////////////////
+        }/*
+        TypeThis& SendRangeOut //////////////////////////////////////////////////
+            (
+                ZCLink&   AR_CutHead, ZCLink&     AR_CutTail,
+                TypeSize  AI_CutSize, TypeThis& rhs       ,
+                ZCLinkOpt AO_LinkOpt, bool        AB_After
+            )
+        /*#####################################################################*/
+
+
+        TypeThis& SendRangeOutAfter /////////////////////////////////////////////
+            (
+                ZCLink&  AR_CutHead, ZCLink&   AR_CutTail,
+                TypeSize AI_CutSize, TypeThis& rhs       , ZCLinkOpt AO_LinkOpt
             )
         /*#####################################################################*/
         {
@@ -2489,17 +2611,31 @@ namespace ZNsMain
 
             return CutLinkRangeOut
                 (
-                    AR_CutHead, AR_CutTail, AI_CutSize, rhs, AO_LinkOpt.Raw()
+                    AR_CutHead, AR_CutTail      , AI_CutSize,
+                    rhs       , AO_LinkOpt.Raw(), true
+                );
+            //////////////////////
+        }
+        TypeThis& SendRangeOutBefore ////////////////////////////////////////////
+            (
+                ZCLink&  AR_CutHead, ZCLink&   AR_CutTail,
+                TypeSize AI_CutSize, TypeThis& rhs       , ZCLinkOpt AO_LinkOpt
+            )
+        /*#####################################################################*/
+        {
+            // AR_CutHead 부터 AR_CutTail 까지를 잘라서 rhs 의 AR_StdLink 앞에 연결한다.
+
+            return CutLinkRangeOut
+                (
+                    AR_CutHead, AR_CutTail      , AI_CutSize,
+                    rhs       , AO_LinkOpt.Raw(), false
                 );
             //////////////////////
         }/*
-        ZCMoveList& SendRangeOutAfter ///////////////////////////////////////////
+        TypeThis& SendRangeOutBefore ////////////////////////////////////////////
             (
-                ZCLink&     AR_CutHead,
-                ZCLink&     AR_CutTail,
-                TypeSize    AI_CutSize,
-                ZCMoveList& rhs       ,
-                ZCLinkOpt   AO_LinkOpt
+                ZCLink&  AR_CutHead, ZCLink&   AR_CutTail,
+                TypeSize AI_CutSize, TypeThis& rhs       , ZCLinkOpt AO_LinkOpt
             )
         /*#####################################################################*/
 
diff --git a/ZCppMain/ZtCObjList.H b/ZCppMain/ZtCObjList.H
index 77e2def..931a23f 100644
--- a/ZCppMain/ZtCObjList.H
+++ b/ZCppMain/ZtCObjList.H
@@ -790,6 +790,8 @@ namespace ZNsMain
         typedef TTypSize   TypeSize   ;
         typedef TMoveObj   TypeMoveObj;
     public:
+        typedef ZtCObjList TypeThis   ;
+    public:
         class ZCIterator;
         class ZCLink    ;
     public:
@@ -1213,17 +1215,18 @@ namespace ZNsMain
         protected: ZCLink* CutLink(ZCLink* AP_CutLink)*/
 
 
-        ZtCObjList& CutLink  /*########################################################*/
+        TypeThis& CutLink  /*##########################################################*/
             (
-                ZCLink*     AP_CutHead ,
-                ZCLink*     AP_CutTail ,
-                TypeSize    AL_CutSize ,
-                ZtCObjList& ARR_StoreList
+                ZCLink*   AP_CutHead ,
+                ZCLink*   AP_CutTail ,
+                TypeSize  AL_CutSize ,
+                TypeThis& ARR_StoreList
             )
         /*#############################################################################*/
         {
             // AP_CutHead 는 삭제하려는 링크의 범위의 앞의 링크
             // AP_CutTail 은 삭제하려는 링크의 범위의 뒤의 링크
+            // ARR_StoreList 은 비어 있어야 한다.
 
             if(this==&ARR_StoreList) return *this ;
 
@@ -1235,72 +1238,76 @@ namespace ZNsMain
             {
                 mp_HeadLink=0;  // 모든 링크를 삭제할 때.
             }
-            else if(AP_CutHead==mp_HeadLink) // 잘라내려는 링크가 처음 링크를 포함할 때.
+            else if(AP_CutHead==mp_HeadLink)
             {
                 ZCLink::MakeRing
-                  (mp_HeadLink=AP_CutTail->mp_NextLink, VP_TailLink);
+                    (
+                        mp_HeadLink=AP_CutTail->mp_NextLink, VP_TailLink
+                    );
+                ////////////////
             }
-            else if(AP_CutTail==VP_TailLink) // 잘라내려는 링크가 끝 링크를 포함할 때.
+            else if(AP_CutTail==VP_TailLink)
             {
-                ZCLink::MakeRing(mp_HeadLink, AP_CutHead->mp_PrevLink);
+                ZCLink::MakeRing
+                    (
+                        mp_HeadLink, AP_CutHead->mp_PrevLink
+                    );
+                ////////////////
             }
-            else // 잘라내려는 링크가 처음과 끝 링크를 포함하지 않을 때.
+            else
             {
-                ZCLink::JoinLink(AP_CutHead->mp_PrevLink, AP_CutTail->mp_NextLink);
-            }/*
-            else*/
+                ZCLink::JoinLink
+                    (
+                        AP_CutHead->mp_PrevLink, AP_CutTail->mp_NextLink
+                    );
+                ////////////////
+            }
 
 
-            ml_LinkSize -= AL_CutSize;  ZCLink::MakeRing(AP_CutHead, AP_CutTail);
+            ml_LinkSize -= AL_CutSize;
 
 
-        #ifdef _DEBUG
+            // ARR_StoreList 은 비어 있어야 한다.
 
-            if(ARR_StoreList.IsEmpty()!=true)
-            {
-                std::fstream fileout("DEBUG.txt",std::ios::out | std::ios::app);
-                fileout<<std::endl<<"File : "<<__FILE__<<std::endl<<"Line : "<<__LINE__<<std::endl;
-                fileout<<"Error In 'ZtCObjList& CutLink(  ZCLink* AP_CutHead , ZCLink*     AP_CutTail,"   <<std::endl;
-                fileout<<"                                TypeSize AL_CutSize, ZtCObjList& ARR_StoreList" <<std::endl;
-                fileout<<"          /****************/ )"                                             <<std::endl;
-                fileout<<"Object ARR_StoreList is not EMPTY !"<<std::endl;
-                fileout.close();
-
-                ::exit(1); return ARR_StoreList;
-            }/*
-            if(ARR_StoreList.IsEmpty()!=true)*/
-
-        #endif //_DEBUG
+            ZCLink::MakeRing(AP_CutHead, AP_CutTail);
 
             ARR_StoreList.mp_HeadLink = AP_CutHead ;
             ARR_StoreList.ml_LinkSize = AL_CutSize ;
 
             return ARR_StoreList;
         }/*
-        ZtCObjList& CutLink  ############################################################
+        TypeThis& CutLink  ##############################################################
             (
-                ZCLink*     AP_CutHead ,
-                ZCLink*     AP_CutTail ,
-                TypeSize    AL_CutSize ,
-                ZtCObjList& ARR_StoreList
+                ZCLink*   AP_CutHead ,
+                ZCLink*   AP_CutTail ,
+                TypeSize  AL_CutSize ,
+                TypeThis& ARR_StoreList
             )
         ###############################################################################*/
 
 
-        ZtCObjList& CutLinkRangeOut  /*################################################*/
+        TypeThis& CutLinkRangeOut  /*##################################################*/
             (
-                ZCLink*     AP_CutHead ,
-                ZCLink*     AP_CutTail ,
-                TypeSize    AL_CutSize ,
-                ZtCObjList& rhs        ,
-                ZCLink*     AP_RhsStd
+                ZCLink*  AP_CutHead , ZCLink*   AP_CutTail ,
+                TypeSize AL_CutSize , TypeThis& rhs        ,
+                ZCLink*  AP_RhsStd  , bool      AB_After=true
             )
         /*#############################################################################*/
         {
-            // AP_CutHead 는 삭제하려는 링크의 범위의 앞의 링크
-            // AP_CutTail 은 삭제하려는 링크의 범위의 뒤의 링크
-            // 이 범위의 링크를 AP_RhsStd 뒤에 붙인다.
-            // AP_RhsStd 이 0 이면, rhs 의 앞에 붙인다.
+            /*//////////////////////////////////////////////////
+
+            ■  AP_CutHead 는 삭제하려는 링크의 범위의 앞의 링크
+                AP_CutTail 은 삭제하려는 링크의 범위의 뒤의 링크
+                이 범위의 링크를 AP_RhsStd 뒤에 붙인다.
+
+                AP_RhsStd 이 0 이면, rhs 의 앞에 붙인다.
+
+            ■  bool AB_After 추가. -- 2025-10-07 09:36
+
+                AB_After==true  이면, AP_RhsStd 의 뒤에 연결.
+                AB_After==false 이면, AP_RhsStd 의 앞에 연결.
+
+            //////////////////////////////////////////////////*/
 
             if(this==&rhs   ) return *this;
             if(ml_LinkSize<1) return rhs  ;
@@ -1311,60 +1318,95 @@ namespace ZNsMain
             {
                 mp_HeadLink=0;  // 모든 링크를 삭제할 때.
             }
-            else if(AP_CutHead==mp_HeadLink) // 잘라내려는 링크가 처음 링크를 포함할 때.
+            else if(AP_CutHead==mp_HeadLink)
             {
-                ZCLink::MakeRing
-                  (mp_HeadLink=AP_CutTail->mp_NextLink, VP_TailLink);
+                ZCLink::MakeRing ///////////////
+                  (
+                      mp_HeadLink =
+                          AP_CutTail->mp_NextLink,
+                      VP_TailLink
+                  );
+                ////////////////////////////////
             }
-            else if(AP_CutTail==VP_TailLink) // 잘라내려는 링크가 끝 링크를 포함할 때.
+            else if(AP_CutTail==VP_TailLink)
             {
-                ZCLink::MakeRing(mp_HeadLink, AP_CutHead->mp_PrevLink);
+                ZCLink::MakeRing ///////////////
+                    (
+                        mp_HeadLink,
+                        AP_CutHead->mp_PrevLink
+                    );
+                ////////////////////////////////
             }
-            else // 잘라내려는 링크가 처음과 끝 링크를 포함하지 않을 때.
+            else
             {
-                ZCLink::JoinLink(AP_CutHead->mp_PrevLink, AP_CutTail->mp_NextLink);
-            }/*
-            else*/
-
+                ZCLink::JoinLink ///////////////
+                    (
+                        AP_CutHead->mp_PrevLink,
+                        AP_CutTail->mp_NextLink
+                    );
+                ////////////////////////////////
+            }
 
             ml_LinkSize -= AL_CutSize;
 
 
             if(rhs.size()<1)
             {
-                // AP_CutHead 과 AP_CutTail 을 연결하여 이중 원형 연결리스트가 되도록 한다.
-
-                ZCLink::MakeRing(AP_CutHead, AP_CutTail);
+                ZCLink::MakeRing
+                  ( AP_CutHead, AP_CutTail ) ;
 
                 rhs.mp_HeadLink = AP_CutHead ;
             }
-            else if(AP_RhsStd==0) // 맨 앞에 삽입.
+            else if(AB_After)
             {
-                ZCLink* VP_RhsTail = rhs.mp_HeadLink->mp_PrevLink;
+                if(AP_RhsStd==0) // 맨 앞에 삽입.
+                {
+                    ZCLink* VP_RhsHead = rhs.mp_HeadLink              ;
+                    ZCLink* VP_RhsTail = rhs.mp_HeadLink->mp_PrevLink ;
 
-                ZCLink::JoinLink(AP_CutTail, rhs.mp_HeadLink);
-                ZCLink::MakeRing(AP_CutHead,     VP_RhsTail );
+                    ZCLink::JoinLink(AP_CutTail, VP_RhsHead);
+                    ZCLink::MakeRing(AP_CutHead, VP_RhsTail);
 
-                rhs.mp_HeadLink = AP_CutHead;
+                    rhs.mp_HeadLink = AP_CutHead;
+                }
+                else // AP_RhsStd 의 뒤에 삽입.
+                {
+                    ZCLink* VP_RhsStdNext = AP_RhsStd->mp_NextLink ;
+
+                    ZCLink::JoinLink(AP_RhsStd , AP_CutHead   );
+                    ZCLink::JoinLink(AP_CutTail, VP_RhsStdNext);
+                }
             }
-            else // AP_RhsStd 의 뒤에 삽입.
+            else // !AB_After
             {
-                ZCLink* VP_RhsStdNext = AP_RhsStd->mp_NextLink ;
+                if(AP_RhsStd==0) // 맨 뒤에 삽입.
+                {
+                    ZCLink* VP_RhsHead = rhs.mp_HeadLink              ;
+                    ZCLink* VP_RhsTail = rhs.mp_HeadLink->mp_PrevLink ;
 
-                ZCLink::JoinLink(AP_RhsStd , AP_CutHead   );
-                ZCLink::JoinLink(AP_CutTail, VP_RhsStdNext);
+                    ZCLink::JoinLink(VP_RhsTail, AP_CutHead);
+                    ZCLink::MakeRing(VP_RhsHead, AP_CutTail);
+                }
+                else // AP_RhsStd 의 앞에 삽입.
+                {
+                    ZCLink* VP_RhsStdPrev = AP_RhsStd->mp_PrevLink ;
+
+                    ZCLink::JoinLink(VP_RhsStdPrev, AP_CutHead);
+                    ZCLink::JoinLink(AP_CutTail   , AP_RhsStd );
+
+                    if(AP_RhsStd==rhs.mp_HeadLink)
+                        rhs.mp_HeadLink = AP_CutHead ;
+                }
             }/*
-            else*/
+            else // !AB_After*/
 
             rhs.ml_LinkSize += AL_CutSize;  return rhs;
         }/*
-        ZtCObjList& CutLinkRangeOut  ####################################################
+        TypeThis& CutLinkRangeOut  ######################################################
             (
-                ZCLink*     AP_CutHead ,
-                ZCLink*     AP_CutTail ,
-                TypeSize    AL_CutSize ,
-                ZtCObjList& rhs        ,
-                ZCLink*     AP_RhsStd
+                ZCLink*  AP_CutHead , ZCLink*   AP_CutTail ,
+                TypeSize AL_CutSize , TypeThis& rhs        ,
+                ZCLink*  AP_RhsStd  , bool      AB_After=true
             )
         ###############################################################################*/
 
@@ -2121,37 +2163,55 @@ namespace ZNsMain
         ###############################################################################*/
 
 
-        void SendOutAfter (ZCLink& AR_CutLink, ZtCObjList& rhs, ZCLink& AR_StdLink)
+        void SendOutAfter (ZCLink& AR_CutLink, TypeThis& rhs, ZCLink& AR_StdLink)
         {
             // AR_CutLink 를 잘라서 rhs 의 AR_StdLink 뒤에 연결한다.
 
             CutLink(&AR_CutLink); rhs.JoinAfter(&AR_CutLink, &AR_StdLink);
         }/*
-        void SendOutAfter (ZCLink& AR_CutLink, ZtCObjList& rhs, ZCLink& AR_StdLink)*/
+        void SendOutAfter (ZCLink& AR_CutLink, TypeThis& rhs, ZCLink& AR_StdLink)*/
 
-        void SendOutBefore(ZCLink& AR_CutLink, ZtCObjList& rhs, ZCLink& AR_StdLink)
+        void SendOutBefore(ZCLink& AR_CutLink, TypeThis& rhs, ZCLink& AR_StdLink)
         {
             // AR_CutLink 를 잘라서 rhs 의 AR_StdLink 앞에 연결한다.
 
             CutLink(&AR_CutLink); rhs.JoinBefore(&AR_CutLink, &AR_StdLink);
         }/*
-        void SendOutBefore(ZCLink& AR_CutLink, ZtCObjList& rhs, ZCLink& AR_StdLink)*/
+        void SendOutBefore(ZCLink& AR_CutLink, TypeThis& rhs, ZCLink& AR_StdLink)*/
 
 
-        void SendOutHead(ZCLink& AR_CutLink, ZtCObjList& rhs)
+        void SendOutHead(ZCLink& AR_CutLink, TypeThis& rhs)
           { CutLink(&AR_CutLink); rhs.JoinAfter (&AR_CutLink, 0); }
 
-        void SendOutTail(ZCLink& AR_CutLink, ZtCObjList& rhs)
+        void SendOutTail(ZCLink& AR_CutLink, TypeThis& rhs)
           { CutLink(&AR_CutLink); rhs.JoinBefore(&AR_CutLink, 0); }
 
 
-        ZtCObjList& SendRangeOutAfter ///////////////////////////////////////////
+        TypeThis& SendRangeOut //////////////////////////////////////////////////
             (
-                ZCLink&     AR_CutHead,
-                ZCLink&     AR_CutTail,
-                TypeSize    AI_CutSize,
-                ZtCObjList& rhs       ,
-                ZCLinkOpt   AO_LinkOpt
+                ZCLink&   AR_CutHead, ZCLink&   AR_CutTail, TypeSize  AI_CutSize,
+                TypeThis& rhs       , ZCLinkOpt AO_LinkOpt, bool      AB_After
+            )
+        /*#####################################################################*/
+        {
+            return CutLinkRangeOut
+                (
+                    &AR_CutHead, &AR_CutTail, AI_CutSize, rhs, AO_LinkOpt.Raw(), AB_After
+                );
+            //////////////////////
+        }/*
+        TypeThis& SendRangeOutAfter /////////////////////////////////////////////
+            (
+                ZCLink&  AR_CutHead, ZCLink&   AR_CutTail,
+                TypeSize AI_CutSize, TypeThis& rhs       , ZCLinkOpt AO_LinkOpt
+            )
+        /*#####################################################################*/
+
+
+        TypeThis& SendRangeOutAfter /////////////////////////////////////////////
+            (
+                ZCLink&   AR_CutHead, ZCLink&   AR_CutTail,
+                TypeSize  AI_CutSize, TypeThis& rhs       , ZCLinkOpt AO_LinkOpt
             )
         /*#####################################################################*/
         {
@@ -2159,17 +2219,29 @@ namespace ZNsMain
 
             return CutLinkRangeOut
                 (
-                    &AR_CutHead, &AR_CutTail, AI_CutSize, rhs, AO_LinkOpt.Raw()
+                    &AR_CutHead, &AR_CutTail, AI_CutSize, rhs, AO_LinkOpt.Raw(), true
+                );
+            //////////////////////
+        }
+        TypeThis& SendRangeOutBefore ////////////////////////////////////////////
+            (
+                ZCLink&   AR_CutHead, ZCLink&   AR_CutTail,
+                TypeSize  AI_CutSize, TypeThis& rhs       , ZCLinkOpt AO_LinkOpt
+            )
+        /*#####################################################################*/
+        {
+            // AR_CutHead 부터 AR_CutTail 까지를 잘라서 rhs 의 AO_ObjOpt 뒤에 연결한다.
+
+            return CutLinkRangeOut
+                (
+                    &AR_CutHead, &AR_CutTail, AI_CutSize, rhs, AO_LinkOpt.Raw(), false
                 );
             //////////////////////
         }/*
-        ZtCObjList& SendRangeOutAfter //////////////////////////////////////////
+        TypeThis& SendRangeOutAfter /////////////////////////////////////////////
             (
-                ZCLink&     AR_CutHead,
-                ZCLink&     AR_CutTail,
-                TypeSize    AI_CutSize,
-                ZtCObjList& rhs       ,
-                ZCLinkOpt   AO_LinkOpt
+                ZCLink&  AR_CutHead, ZCLink&   AR_CutTail,
+                TypeSize AI_CutSize, TypeThis& rhs       , ZCLinkOpt AO_LinkOpt
             )
         /*#####################################################################*/
 
diff --git a/ZCppMainTest/ZtCBaseList_000.cpp b/ZCppMainTest/ZtCBaseList_000.cpp
index 4e51f64..bdc9e17 100644
--- a/ZCppMainTest/ZtCBaseList_000.cpp
+++ b/ZCppMainTest/ZtCBaseList_000.cpp
@@ -524,6 +524,22 @@ namespace ZNsMain
                 VO_ZCBaseListEx10_2.IterElemLink(&ShowNode10_3, ZftMCP(VI_CallCnt=0));
 
 
+                cout<<endl<<"# after VO_ZCBaseListEx10.SendRangeOutBefore(1th, 2th, 2, rhs, 1th)"<<endl;
+
+                VO_ZCBaseListEx10.SendRangeOutBefore
+                    (
+                        *VO_ZCBaseListEx10.GetLinkPtr(1)
+                      , *VO_ZCBaseListEx10.GetLinkPtr(2)
+                      , 2
+                      , VO_ZCBaseListEx10_2
+                      , VO_ZCBaseListEx10_2.GetLinkOpt(1)
+                    );
+                cout<<"+++++++++++++++++++++++++++++++++++++++++++++++++++++"<<endl;
+                VO_ZCBaseListEx10  .IterElemLink(&ShowNode10_3, ZftMCP(VI_CallCnt=0));
+                cout<<"*****************************************************"<<endl;
+                VO_ZCBaseListEx10_2.IterElemLink(&ShowNode10_3, ZftMCP(VI_CallCnt=0));
+
+
                 return 0;
             }/*
             static int Main(int AI_ArgCnt=0, char* APP_ArgVal[]=0)*/
diff --git a/ZCppMainTest/ZtCLinkList_000.cpp b/ZCppMainTest/ZtCLinkList_000.cpp
index 41e6d70..07cd180 100644
--- a/ZCppMainTest/ZtCLinkList_000.cpp
+++ b/ZCppMainTest/ZtCLinkList_000.cpp
@@ -136,6 +136,23 @@ namespace ZNsMain
                 cout<<"***********************************************"<<endl;
 
 
+                VO_ZCLinkStrLis2.SendRangeOutBefore
+                    (
+                        VO_ZCLinkStrLis2.GetObjOpt(7).value()
+                      , VO_ZCLinkStrLis2.GetObjOpt(8).value()
+                      , 2
+                      , VO_ZCLinkStrLis1
+                      , VO_ZCLinkStrLis1.GetObjOpt(1)
+                    ) ;
+                cout<<"# after VO_ZCLinkStrLis2.SendRangeOutAfter(7th, 8th, 2, rhs, rhs's 1th)"<<endl;
+
+                cout<<"+++++++++++++++++++++++++++++++++++++++++++++++"<<endl;
+                VO_ZCLinkStrLis2.IterElement(&ShowNode0, ZftMCP(VI_CallCnt=0));
+                cout<<"***********************************************"<<endl;
+                VO_ZCLinkStrLis1.IterElement(&ShowNode0, ZftMCP(VI_CallCnt=0));
+                cout<<"***********************************************"<<endl;
+
+
                 return 0;
             }/*
             static int Main(int AI_ArgCnt=0, char* APP_ArgVal[]=0)*/
diff --git a/ZCppMainTest/ZtCLinkMoveList_000.cpp b/ZCppMainTest/ZtCLinkMoveList_000.cpp
index a306131..50348e2 100644
--- a/ZCppMainTest/ZtCLinkMoveList_000.cpp
+++ b/ZCppMainTest/ZtCLinkMoveList_000.cpp
@@ -134,6 +134,23 @@ namespace ZNsMain
                 cout<<"***********************************************"<<endl;
 
 
+                VO_ZCLinkStrLis2.SendRangeOutBefore
+                    (
+                        VO_ZCLinkStrLis2.GetObjOpt(2).value()
+                      , VO_ZCLinkStrLis2.GetObjOpt(3).value()
+                      , 2
+                      , VO_ZCLinkStrLis1
+                      , VO_ZCLinkStrLis1.GetObjOpt(1)
+                    ) ;
+                cout<<"# after VO_ZCLinkStrLis2.SendRangeOutBefore(VO_ZCLinkStrLis2 1th, 2th, 2, rhs, rhs's 1th)"<<endl;
+
+                cout<<"+++++++++++++++++++++++++++++++++++++++++++++++"<<endl;
+                VO_ZCLinkStrLis2.IterElement(&ShowNode0, ZftMCP(VI_CallCnt=0));
+                cout<<"***********************************************"<<endl;
+                VO_ZCLinkStrLis1.IterElement(&ShowNode0, ZftMCP(VI_CallCnt=0));
+                cout<<"***********************************************"<<endl;
+
+
                 return 0;
             }/*
             static int Main(int AI_ArgCnt=0, char* APP_ArgVal[]=0)*/
diff --git a/ZCppMainTest/ZtCObjList_000.cpp b/ZCppMainTest/ZtCObjList_000.cpp
index 67a470d..5b4d1bb 100644
--- a/ZCppMainTest/ZtCObjList_000.cpp
+++ b/ZCppMainTest/ZtCObjList_000.cpp
@@ -66,6 +66,13 @@ namespace ZNsMain
             static void ShowNode2(ZCLink2& AR_CLink)*/
 
 
+            static void Append1(ZCLink1& AR_CLink)
+            {
+                (*AR_CLink).append("__");
+            }/*
+            static void Append1(ZCLink1& AR_CLink)*/
+
+
             static void ShowNode1_2(ZCLink1& AR_CLink, int& ARRI_CallCnt)
             {
                 ++ARRI_CallCnt;
@@ -318,10 +325,12 @@ namespace ZNsMain
                     VO_ListOfStr11.IterElemLink(&ShowNode1_3, ZftMCP(VI_CallCnt=0));
 
 
+                VO_ListOfStr11.IterElemLink(&Append1);
+
                 VO_ListOfStr11.SendRangeOutAfter
                     (
-                       *VO_ListOfStr11.GetLinkPtr(2)
-                      ,*VO_ListOfStr11.GetLinkPtr(3)
+                        *VO_ListOfStr11.GetLinkPtr(2)
+                      , *VO_ListOfStr11.GetLinkPtr(3)
                       , 2
                       , RR(VO_ListOfStr10)
                       , VO_ListOfStr10.GetLinkOpt(2)
@@ -333,6 +342,21 @@ namespace ZNsMain
                     VO_ListOfStr11.IterElemLink(&ShowNode1_3, ZftMCP(VI_CallCnt=0));
 
 
+                VO_ListOfStr10.SendRangeOutBefore
+                    (
+                        *VO_ListOfStr10.GetLinkPtr(3)
+                      , *VO_ListOfStr10.GetLinkPtr(4)
+                      , 2
+                      , RR(VO_ListOfStr11)
+                      , VO_ListOfStr11.GetLinkOpt(1)
+                    );
+                cout<<"# list10's 3th ~ 4th link to list11's 1th link before"<<endl;
+                cout<<"# list10 IterElemLink ################"<<endl;
+                    VO_ListOfStr10.IterElemLink(&ShowNode1_3, ZftMCP(VI_CallCnt=0));
+                cout<<"# list11 IterElemLink ################"<<endl;
+                    VO_ListOfStr11.IterElemLink(&ShowNode1_3, ZftMCP(VI_CallCnt=0));
+
+
                 return 0;
             }/*
             static int Main(int AI_ArgCnt=0, char* APP_ArgVal[]=0)*/