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,