不知道哪错了,怎么改。
错误提示:
4-1.cpp:(.text+0x1b): undefined reference to `Student::Student()'
[Error] ld returned 1 exit status
#include"iostream"
#include"string"
using namespace std;
class Student
{
private:
string studentNo;
string studentName;
string studentSex;
public:
Student();
void input(){
cout<<"your number,name and sex:"<
cin>>studentNo>>studentName>>studentSex;
}
void print(){
cout<<"student information:"<<studentNo<<endl<<studentName<<endl<<studentSex<<endl;
}
};
int main()
{
Student s;
s.input();
s.print();
return 0;
}