我不明白我的程序输出。我只是试图通过对象的矢量循环并打印它们的成员函数。该代码是这样的:用于打印对象矢量的意外输出
.cpp文件:
/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
/*
* File: Odometer.cpp
* Author: Adrian
*
* Created on May 18, 2017, 6:29 PM
*/
#include "Odometer.h"
Odometer::Odometer() {
miles = 0;
efficiency = 0;
}
void::Odometer::resetOdometer() {
miles = 0;
}
void::Odometer::setEfficiency(double efficiency) {
this->efficiency = efficiency;
}
void::Odometer::setMiles(int miles) {
this->miles = miles;
}
void::Odometer::addToOdometer(int milesDriven){
miles=miles+ milesDriven;
}
//to self:really unsure what this is
double::Odometer::gasolineConsumed(){
return miles/efficiency;
}
double::Odometer::getEfficiency(){
return efficiency;
}
int::Odometer::getMiles(){
return miles;
}
Odometer::Odometer(const Odometer& orig) {
}
//to self:really unsure what this is
Odometer::~Odometer() {
}
和主文件:
/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
/*
* File: main.cpp
* Author: Adrian
*
* Created on May 18, 2017, 6:28 PM
*/
#include "Odometer.h"
#include <sstream>
#include <vector>
using namespace std;
template <typename T>
std::string NumberToString(T Number) {
std::ostringstream ss;
ss << Number;
return ss.str();
}
/*
*
*/
int main(int argc, char** argv) {
int miles;
double efficiency;
int numberTrips;
vector<Odometer> v;
cout << "Please enter the amount of trips taken : " << endl;
cin >> numberTrips;
cout << NumberToString(1) << endl;
for (int i = 1; i <= numberTrips; i++) {
cout << "Please enter number of miles for trip " << NumberToString(i) << endl;
cin >> miles;
cout << "Please enter the efficiency for trip " << NumberToString(i) << endl;
cin >> efficiency;
Odometer obj;
obj.setMiles(miles);
cout << "miles " << obj.getMiles() ;
obj.setEfficiency(efficiency);
cout << "efficiency " << obj.getEfficiency();
v.push_back(obj);
}
//the bug
for (std::vector<int>::size_type i = 1; i != v.size()+1; i++) {
cout << "Miles driven for trip " << NumberToString(i) << " is " << v[i].getMiles() << endl;
cout << "Efficiency for trip " << NumberToString(i) << " is " << v[i].getEfficiency() << endl;
cout << "Gasoline consumed for trip " << NumberToString(i) << " is " << v[i].gasolineConsumed() << endl;
}
return 0;
}
我应该进入的里程数超过每加仑然后英里效率消耗的汽油。产量应该是英里效率和汽油消耗的数量。
我的控制台输出:在C++
Please enter the amount of trips taken :
1
1
Please enter number of miles for trip 1
10
Please enter the efficiency for trip 1
1
miles 10efficiency 1Miles driven for trip 1 is 16439
Efficiency for trip 1 is 1.51332e-306
Gasoline consumed for trip 1 is 1.#INF
您还需要包括您期望的输出结果。此外,我可以看到这是您未包含在问题中的代码的问题。包含可能相关的代码,并尝试制作问题的[mcve]。 – Carcigenicate
好的,我应该转贴吗? – user7338821
@ user7338821只需编辑您当前的帖子并清楚说明预期输出是什么 – Elalfer