重载括号示范

CMakeLists.txt

@@ -3,4 +3,4 @@ project(CPP_11_HeavyLoad)
 
 set(CMAKE_CXX_STANDARD 11)
 
-add_executable(CPP_11_HeavyLoad main.cpp test.cpp test.h operatorDemo.cpp operatorDemo.h minusOperator.cpp minusOperator.h relationOperator.cpp relationOperator.h outAndInOperator.cpp outAndInOperator.h PlusPlusOperator.cpp PlusPlusOperator.h EqualOperator.cpp EqualOperator.h)
+add_executable(CPP_11_HeavyLoad main.cpp test.cpp test.h operatorDemo.cpp operatorDemo.h minusOperator.cpp minusOperator.h relationOperator.cpp relationOperator.h outAndInOperator.cpp outAndInOperator.h PlusPlusOperator.cpp PlusPlusOperator.h EqualOperator.cpp EqualOperator.h bracketsOperator.cpp bracketsOperator.h)

bracketsOperator.cpp

+//
+// Created by 11010 on 2023/4/8.
+//
+
+#include "bracketsOperator.h"
+
+//构造函数
+bracketsOperator::bracketsOperator(int max, int min):max(max),min(min) {
+
+}
+
+//重载()运算符
+bracketsOperator bracketsOperator::operator()(int a, int b, int c) {
+    max=a+b+c;
+    min= (a>b? a:b)-c ;
+    return bracketsOperator(max, min);
+}
+
+
+//打印消息
+void bracketsOperator::print() {
+cout<<"max: "<<max<<", min: "<<min<<endl;
+}

bracketsOperator.h

+//
+// Created by 11010 on 2023/4/8.
+//
+
+#ifndef CPP_11_HEAVYLOAD_BRACKETSOPERATOR_H
+#define CPP_11_HEAVYLOAD_BRACKETSOPERATOR_H
+#include <iostream>
+
+using namespace std;
+
+
+//括号运算符重载： 目的是在使用时可以重载任意多个参数
+class bracketsOperator {
+public:
+    int max;
+    int min;
+
+    bracketsOperator(int max,int min);
+    bracketsOperator operator() (int a,int b,int c); //括号运算符重载： 目的是在使用时可以重载任意多个参数
+    void print();
+};
+
+
+#endif //CPP_11_HEAVYLOAD_BRACKETSOPERATOR_H

main.cpp

@@ -7,6 +7,7 @@
 #include "outAndInOperator.h"
 #include "PlusPlusOperator.h"
 #include "EqualOperator.h"
+#include "bracketsOperator.h"
 
 using namespace std;
 
@@ -81,6 +82,18 @@ int main() {
   eq.print(); //打印改变后的值 ，结果为： len: 30, width: 30
 
 
+    cout << "============================================" << endl;
+    bracketsOperator bo(100,0);
+    bo.print();
+
+    bracketsOperator bo2(0,0);
+    //使用重载括号函数,里面可以填入三个参数
+    bo2=bo(11,11,22);
+    bo2.print();  //输出结果：  max: 44, min: -11
+
+
+
+
 
     return 0;
 }