commit 2025-09-07 12:20 edit a bit ZCppMain/ZMainHead.H

ZCppMain/ZMainHead.H

@@ -1237,6 +1237,70 @@ namespace ZNsMain
 
         int VariMy=0; ZtStTuple<int&> myt1 = ZftMakeTuple(ZftMCP(VariMy));
 
+    ■  std::tuple<> 용례-1 -- 2025-09-07 12:08
+
+        #include <tuple>
+        #include <iostream>
+
+        int main() {
+            int nownum=42;
+
+            // Creating a tuple
+            std::tuple<int&, std::string, double> myTuple(nownum, "Hello", 3.14);
+
+            // Accessing elements
+            std::cout << std::get<0>(myTuple) << "\n"; // Outputs: 42
+            std::cout << std::get<1>(myTuple) << "\n"; // Outputs: Hello
+            std::cout << std::get<2>(myTuple) << "\n"; // Outputs: 3.14
+
+            // Modifying elements
+            std::get<1>(myTuple) = "World";
+            std::cout << std::get<1>(myTuple) << "\n"; // Outputs: World
+
+            return 0;
+        }
+
+    ■  std::tuple<> 용례-2 -- 2025-09-07 12:09
+
+        #include <tuple>
+        #include <iostream>
+
+        std::tuple<int, double, std::string> getValues() {
+            return {42, 3.14, "Hello"};
+        }
+
+        int main() {
+            auto [x, y, z] = getValues(); // Structured binding (C++17)
+            std::cout << x << ", " << y << ", " << z << "\n"; // Outputs: 42, 3.14, Hello
+            return 0;
+        }
+
+    ■  std::tuple<> 용례-3 -- 2025-09-07 12:11
+
+        #include <iostream>
+        #include <tuple>
+        #include <string>
+
+        int main() {
+        // 기본 생성 및 값 할당
+        std::tuple<std::string, int, double> tpl;
+        std::get<0>(tpl) = "Example";
+        std::get<1>(tpl) = 42       ;
+        std::get<2>(tpl) = 3.14     ;
+
+        // make_tuple을 사용한 초기화
+        auto tpl2 = std::make_tuple("Hello", 100, 1.23);
+
+        // 구조적 바인딩 (C++17 이상)
+        auto [str, num, val] = tpl2;
+
+        std::cout << "Tuple 1: " << std::get<0>(tpl) << ", " << std::get<1>(tpl) << ", " << std::get<2>(tpl) << '\n';
+        std::cout << "Tuple 2: " << str << ", " << num << ", " << val << '\n';
+
+        return 0;
+        }
+
+
     //////////////////////////////////////////////////////////////////////////////////////////*/
 
     template<   typename Type1 =void, typename Type2 =void,

ZCppMainTest/ZftMakeTuple_000.cpp

@@ -23,8 +23,9 @@ namespace ZNsMain
                 ZCStringStd VO_BuffCStr("myBuff") ;
                 ZTypInt     VI_NowCnt = 0         ;
 
+                cout<<"# __cplusplus : "<<__cplusplus<<endl;
 
-            #ifdef __CPP_1998__
+            #if defined(__CPLUSPLUS_VER__) && __CPLUSPLUS_VER__<=199800
 
                 cout<<"# Use C++ 98 Spec"<<endl;
 
@@ -48,10 +49,10 @@ namespace ZNsMain
                     myt9 = ZftMakeTuple(1, 34, 'C', ZftMCP(VO_BuffCStr), true, "AB", double(0.34), float(24.43), ZftMCP(VO_BuffCStr));
                 ZtStTuple<int, int, char, ZCStringStd&, bool, const char*, double, float, ZCStringStd&, int&>
                     myt10= ZftMakeTuple(1, 34, 'C', ZftMCP(VO_BuffCStr), true, "AB", double(0.34), float(24.43), ZftMCP(VO_BuffCStr), ZftMCP(VI_NowCnt));
-                ZtStTuple<int, int, char, ZCStringStd&, bool, const char*, double, float, ZCStringStd&, int&, int>
+                ZtStTuple<int, int, char, ZCStringStd&, bool, const char*, double, float, ZCStringStd&, int&, long>
-                    myt11= ZftMakeTuple(1, 34, 'C', ZftMCP(VO_BuffCStr), true, "AB", double(0.34), float(24.43), ZftMCP(VO_BuffCStr), ZftMCP(VI_NowCnt), 20250906);
+                    myt11= ZftMakeTuple(1, 34, 'C', ZftMCP(VO_BuffCStr), true, "AB", double(0.34), float(24.43), ZftMCP(VO_BuffCStr), ZftMCP(VI_NowCnt), (long)20250906);
-                ZtStTuple<int, int, char, ZCStringStd&, bool, const char*, double, float, ZCStringStd&, int&, int, wchar_t>
+                ZtStTuple<int, int, char, ZCStringStd&, bool, const char*, double, float, ZCStringStd&, int&, long, wchar_t>
-                    myt12= ZftMakeTuple(1, 34, 'C', ZftMCP(VO_BuffCStr), true, "AB", double(0.34), float(24.43), ZftMCP(VO_BuffCStr), ZftMCP(VI_NowCnt), 20250906, wchar_t(0));
+                    myt12= ZftMakeTuple(1, 34, 'C', ZftMCP(VO_BuffCStr), true, "AB", double(0.34), float(24.43), ZftMCP(VO_BuffCStr), ZftMCP(VI_NowCnt), (long)20250906, wchar_t(0));
             #else
                 cout<<"# Use auto keyword for ZtStTuple<> variable"<<endl;
 
@@ -65,8 +66,8 @@ namespace ZNsMain
                 auto myt8 = ZftMakeTuple(1, 34, 'C', ZftMCP(VO_BuffCStr), true, "AB", double(0.34), float(24.43));
                 auto myt9 = ZftMakeTuple(1, 34, 'C', ZftMCP(VO_BuffCStr), true, "AB", double(0.34), float(24.43), ZftMCP(VO_BuffCStr));
                 auto myt10= ZftMakeTuple(1, 34, 'C', ZftMCP(VO_BuffCStr), true, "AB", double(0.34), float(24.43), ZftMCP(VO_BuffCStr), ZftMCP(VI_NowCnt));
-                auto myt11= ZftMakeTuple(1, 34, 'C', ZftMCP(VO_BuffCStr), true, "AB", double(0.34), float(24.43), ZftMCP(VO_BuffCStr), ZftMCP(VI_NowCnt), 20250906);
+                auto myt11= ZftMakeTuple(1, 34, 'C', ZftMCP(VO_BuffCStr), true, "AB", double(0.34), float(24.43), ZftMCP(VO_BuffCStr), ZftMCP(VI_NowCnt), (long)20250906);
-                auto myt12= ZftMakeTuple(1, 34, 'C', ZftMCP(VO_BuffCStr), true, "AB", double(0.34), float(24.43), ZftMCP(VO_BuffCStr), ZftMCP(VI_NowCnt), 20250906, wchar_t(0));
+                auto myt12= ZftMakeTuple(1, 34, 'C', ZftMCP(VO_BuffCStr), true, "AB", double(0.34), float(24.43), ZftMCP(VO_BuffCStr), ZftMCP(VI_NowCnt), (long)20250906, wchar_t(0));
             #endif
 
                 myt10._10  = 1200;
@@ -135,8 +136,8 @@ int main(int AI_ArgCnt, char* APP_ArgVal[])*/
 
 ■  mingw 컴파일
 
-    g++.exe -std=c++98 -o ZftMakeTuple_000_mw_98.exe   ZftMakeTuple_000.cpp -I../ -D__CPP_1998__
+    g++.exe -std=c++98 -o ZftMakeTuple_000_mw_98.exe   ZftMakeTuple_000.cpp -I../ -D__CPLUSPLUS_VER__=199800
-    g++.exe -std=c++98 -o ZftMakeTuple_000_mw_98_D.exe ZftMakeTuple_000.cpp -I../ -D__CPP_1998__ -D_DEBUG
+    g++.exe -std=c++98 -o ZftMakeTuple_000_mw_98_D.exe ZftMakeTuple_000.cpp -I../ -D__CPLUSPLUS_VER__=199800 -D_DEBUG
 
     g++.exe -o ZftMakeTuple_000_mw.exe   ZftMakeTuple_000.cpp -I../
     g++.exe -o ZftMakeTuple_000_mw_D.exe ZftMakeTuple_000.cpp -I../ -D_DEBUG
@@ -168,8 +169,8 @@ int main(int AI_ArgCnt, char* APP_ArgVal[])*/
     g++ -o ZftMakeTuple_000.exe   ZftMakeTuple_000.cpp -I../
     g++ -o ZftMakeTuple_000_D.exe ZftMakeTuple_000.cpp -I../ -D_DEBUG
 
-    g++ -o ZftMakeTuple_000_98.exe   ZftMakeTuple_000.cpp -I../ -D__CPP_1998__
+    g++ -o ZftMakeTuple_000_98.exe   ZftMakeTuple_000.cpp -I../ -D__CPLUSPLUS_VER__=199800
-    g++ -o ZftMakeTuple_000_98_D.exe ZftMakeTuple_000.cpp -I../ -D__CPP_1998__ -D_DEBUG
+    g++ -o ZftMakeTuple_000_98_D.exe ZftMakeTuple_000.cpp -I../ -D__CPLUSPLUS_VER__=199800 -D_DEBUG
 
         sauron@q381-2673:/mnt/e/my_CPP/ZCpp/ZCppMainTest$ gcc --version
         gcc (Ubuntu 9.4.0-1ubuntu1~20.04.2) 9.4.0