[已解决]二元运算符重载 参数出错

yuanyangxin

#include<iostream>
#include<cstdlib>
#include<cstring>
using namespace std;

class Student
{
        friend int operator-(int, Student);

private:
        char Name[20];
        int Score;
public:
        Student(char *N，int s)
        {
                strcpy(Name , N);
                Score = s;
        }
        bool operator>(Student b)
        {
                if (this->Score > b.Score)
                        return true;
                else
                        return false;
        }
        void ShowName(void) { cout << "名字=" << Name << endl; }
        void ShowName(void) { cout << "成绩=" << Score << endl; }
};
int operator-(int p, Student q)
{
        return (p - q.Score);
}

int main()
{
        Student x("yuanyangxin", 70);
        Student y("sasds", 80);

        x.ShowName();
        
        system("pause");
        return 0;
}

1>C:\Program Files (x86)\MSBuild\Microsoft.Cpp\v4.0\V140\Microsoft.CppBuild.targets(392,5): warning MSB8028: The intermediate directory (Debug\) contains files shared from another project (test.vcxproj).  This can lead to incorrect clean and rebuild behavior.
1>  源.cpp
1>d:\workspace\vs2015\test\test\源.cpp(14): error C2146: 语法错误: 缺少“)”(在标识符“s”的前面)
1>d:\workspace\vs2015\test\test\源.cpp(14): error C3646: “s”: 未知重写说明符
1>d:\workspace\vs2015\test\test\源.cpp(14): error C2059: 语法错误:“)”
1>d:\workspace\vs2015\test\test\源.cpp(27): error C2535: “void Student::ShowName(void)”: 已经定义或声明成员函数
1>  d:\workspace\vs2015\test\test\源.cpp(26): note: 参见“Student::ShowName”的声明
1>d:\workspace\vs2015\test\test\源.cpp(16): error C2065: “N”: 未声明的标识符
1>d:\workspace\vs2015\test\test\源.cpp(17): error C2065: “s”: 未声明的标识符
1>d:\workspace\vs2015\test\test\源.cpp(36): error C2661: “Student::Student”: 没有重载函数接受 2 个参数
1>d:\workspace\vs2015\test\test\源.cpp(37): error C2661: “Student::Student”: 没有重载函数接受 2 个参数

最佳答案

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BngThea

2017-12-7 16:58:25

14行，中文逗号
重载ShowName函数，形参不能一模一样

跳转到最佳答案楼层

BngThea

14行，中文逗号
重载ShowName函数，形参不能一模一样