我似乎无法找出导致此错误的原因。我经历了很多次,无法找到问题所在。这是我第一次看到这个错误。
这是我在编译时得到的...... 错误:
game.cpp:(.text+0x13): undefined reference to `Human::Human()'
game.cpp:(.text+0x1f): undefined reference to `orc::orc()'
collect2: ld returned 1 exit status
#include <iostream>
#include "Character.h"
#include "Human.h"
#include "Orc.h"
using namespace std;
//Main.cpp
int main()
{
//Character cc;
Human hh;
orc oo;
char choice;
char userC;
cout << "Welcome!\n";
cout << "" << endl;
cout << "Pick your choice:\n";
cout << "A -- Human\n";
cout << "B -- Orc\n";
cin >> choice;
switch (choice)
{
case 'a':
case 'A':
hh.getStrength();
hh.getDexterity();
hh.getIntelligence();
hh.getType();
hh.createCharacter();
//cout << ""
//case 'b':
//case 'B':
}
return 0;
}
//character.h
#ifndef CHARACTER_H
#define CHARACTER_H
using namespace std;
class Character
{
protected:
float characterTotal;
public:
virtual int createCharacter() = 0; //Pure virtual function
};
#endif
//human.h
#ifndef HUMAN_H
#define HUMAN_H
#include "Character.h"
using namespace std;
class Human
{
private:
int characterStrength;
int characterDexterity;
int characterIntelligence;
string characterType;
int characterTotal;
public:
Human();//Constructor
int getStrength ()
{
cout << "Enter a number from 0 to 18\n";
cin >> characterStrength;
return characterStrength;
}
int getDexterity ()
{
cout << "Enter a number from 0 to 18\n";
cin >> characterDexterity;
return characterDexterity;
}
int getIntelligence ()
{
cout << "Enter a number from 0 to 18\n";
cin >> characterIntelligence;
return characterIntelligence;
}
string getType ()
{
cout << "Please choose one of the following\n";
cout << "A -- Paladin \n";
cout << "B -- Ranger \n";
cout << "C -- Wizard \n";\
cin >> characterType;
return characterType;
}
virtual int createCharacter()
{
characterTotal = characterStrength + characterIntelligence + characterDexterity;
return characterTotal;
}
};
#endif
-----------------------------------------------------------------------
//orc.h
#ifndef ORC_H
#define ORC_H
#include "Character.h"
#include "Human.h"
using namespace std;
class orc
{
private:
int characterStrength;
int characterDexterity;
int characterIntelligence;
int chaD;
int chaI;
int chaS;
string characterClan;
int characterTotal;
public:
orc(); //Constructor
int getStrength()
{
cout << "Enter a number between 0 to 18\n";
cin >> chaS;
characterStrength = chaS + 2;
return characterStrength;
}
int getDexterity()
{
cout << "Enter a number between 0 to 18\n";
cin >> chaD;
characterDexterity = chaD - 2;
return characterDexterity;
}
int getIntelligence()
{
cout << "Enter a number between 0 to 18\n";
cin >> chaI;
characterIntelligence = chaI - 2;
return characterIntelligence;
}
string getClan()
{
cout << "Please choose one of the following\n";
cout << "A -- Barbarian \n";
cout << "B -- Berserker \n";
cout << "C -- Vanguard \n";\
cin >> characterClan;
return characterClan;
}
virtual int createCharacter()
{
characterTotal = characterStrength + characterIntelligence + characterDexterity;
return characterTotal;
}
};
#endif
//Human.cpp
#include "Human.h"
Human::Human()
{
//ctor
}
Human::~Human()
{
//dtor
}
//Orc.cpp
#include "Orc.h"
Orc::Orc()
{
//ctor
}
Orc::~Orc()
{
//dtor
}
//Character.cpp
#include "Character.h"
Character::Character()
{
//ctor
}
Character::~Character()
{
//dtor
}
答案 0 :(得分:1)
链接代码时,链接行应包含与该程序相关的所有源文件的.o或.cpp文件。