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设计 Player 类

学习 C++ 中类和对象的工作原理，并了解它们如何帮助你建模现实世界中的实体——例如战斗模拟器中的游戏角色。

导入

设计 Player 类

学习 C++ 中类和对象的工作原理，并了解它们如何帮助你建模现实世界中的实体——例如战斗模拟器中的游戏角色。

...

代码示例

1string name1 = "Knight Alex";
2int health1 = 100;
3int attack1 = 15;
4
5string name2 = "Orc Blaze";
6int health2 = 100;
7int attack2 = 12;
1#include <iostream>
2using namespace std;
3
4class Example {
5public:
6    int number;
7};
8
9int main() {
10    Example obj;      // 从 Example 类创建对象
11    obj.number = 42;  // 设置其数据
12    cout << "Number: " << obj.number << endl;
13    return 0;
14}
1#include <iostream>
2using namespace std;
3
4class Greeter {
5public:
6    string name;
7
8    void sayHello() {
9        cout << "Hello, " << name << "!" << endl;
10    }
11};
12
13int main() {
14    Greeter g;
15    g.name = "Alex";
16    g.sayHello();
17    return 0;
18}
1#include <iostream>
2using namespace std;
3
4class Box {
5public:
6    int width;
7
8    // 构造函数
9    Box(int w) {
10        width = w;
11    }
12};
13
14int main() {
15    Box b(10); // 构造函数自动运行
16    cout << "Box width: " << b.width << endl;
17    return 0;
18}
1#include <iostream>
2#include <string>
3using namespace std;
4
5// 定义 Player 蓝图
6class Player {
7public:
8    string name;
9    int health;
10    int attackPower;
11
12    // 构造函数用于设置 Player
13    Player(string n, int h, int a) {
14        name = n;
15        health = h;
16        attackPower = a;
17    }
18
19    // 显示玩家属性
20    void display() {
21        cout << "Name: " << name
22             << " | Health: " << health
23             << " | Attack: " << attackPower << endl;
24    }
25};
26
27int main() {
28    // 创建 Player 对象
29    Player player1("Knight Alex", 100, 15);
30    Player player2("Orc Blaze", 100, 12);
31
32    cout << "=== 角色概览 ===" << endl;
33    player1.display();
34    player2.display();
35
36    return 0;
37}

代码示例

1=== 战斗开始 ===
2Knight Alex | Health: 100 | Attack: 15
3Orc Blaze   | Health: 100 | Attack: 12
4
5Knight Alex 攻击 Orc Blaze！
6Orc Blaze 的生命值现在：85
7
8Orc Blaze 攻击 Knight Alex！
9Knight Alex 的生命值现在：88
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1// 在此处添加你的代码
1#include <iostream>
2#include <string>
3using namespace std;
4
5class Player {
6public:
7    string name;
8    int health;
9    int attackPower;
10
11    Player(string n, int h, int a) {
12        name = n;
13        health = h;
14        attackPower = a;
15    }
16
17    void display() {
18        cout << name << " | Health: " << health
19             << " | Attack: " << attackPower << endl;
20    }
21
22    // 攻击另一个玩家
23    void attack(Player target) {
24        cout << name << " 攻击 " << target.name << "!" << endl;
25        target.health -= attackPower;
26        if (target.health < 0)
27            target.health = 0;
28        cout << target.name << "'s health is now: " << target.health << endl;
29    }
30};
31
32int main() {
33    Player player1("Knight Alex", 100, 15);
34    Player player2("Orc Blaze", 100, 12);
35
36    cout << "=== 战斗开始 ===" << endl;
37    player1.display();
38    player2.display();
39    cout << endl;
40
41    player1.attack(player2);
42    cout << endl;
43    player2.attack(player1);
44
45    return 0;
46}
1#include <iostream>
2#include <string>
3using namespace std;
4
5class Player {
6public:
7    string name;
8    int health;
9    int attackPower;
10
11    Player(string n, int h, int a) {
12        name = n;
13        health = h;
14        attackPower = a;
15    }
16
17    void display() {
18        cout << name << " | Health: " << health
19             << " | Attack: " << attackPower << endl;
20    }
21
22    // 攻击另一个玩家
23    void attack(Player target) {
24        cout << name << " 攻击 " << target.name << "!" << endl;
25        target.health -= attackPower;
26        if (target.health < 0)
27            target.health = 0;
28        cout << target.name << "'s health is now: " << target.health << endl;
29    }
30};
31
32int main() {
33    Player player1("Knight Alex", 100, 15);
34    Player player2("Orc Blaze", 100, 12);
35
36    cout << "=== 战斗开始 ===" << endl;
37    player1.display();
38    player2.display();
39    cout << endl;
40
41    player1.attack(player2);
42    cout << endl;
43    player2.attack(player1);
44
45    return 0;
46}

代码示例

1damage = attackPower - (defense / 2)

代码示例

1Knight Alex 攻击 Orc Blaze！

代码示例

1Damage dealt: 10

代码示例

1Orc Blaze's health is now: 90

代码示例

1Orc Blaze has been defeated!

代码示例

1Knight Alex 攻击 Orc Blaze！
2Damage dealt: 10
3Orc Blaze's health is now: 90
1// 在此处添加你的代码
1#include <iostream>
2#include <string>
3using namespace std;
4
5class Player {
6public:
7    string name;
8    int health;
9    int attackPower;
10    int defense;
11
12    // 带防御的构造函数
13    Player(string n, int h, int a, int d) {
14        name = n;
15        health = h;
16        attackPower = a;
17        defense = d;
18    }
19
20    // 显示玩家属性
21    void display() {
22        cout << name
23             << " | Health: " << health
24             << " | Attack: " << attackPower
25             << " | Defense: " << defense << endl;
26    }
27
28    // 带防御计算的攻击另一个玩家
29    void attack(Player& target) {
30        cout << name << " 攻击 " << target.name << "!" << endl;
31
32        // 伤害减少目标防御的一半
33        int damage = attackPower - (target.defense / 2);
34
35        // 手动防止负伤害（而不是使用 max()）
36        if (damage < 0)
37            damage = 0;
38
39        // 应用伤害并确保生命值不低于零
40        target.health -= damage;
41        if (target.health < 0)
42            target.health = 0;
43
44        cout << "Damage dealt: " << damage << endl;
45        cout << target.name << "'s health is now: " << target.health << endl;
46
47        // 如果目标生命值归零，打印击败消息
48        if (target.health == 0)
49            cout << target.name << " 已被击败！" << endl;
50    }
51};
52
53int main() {
54    Player knight("Knight Alex", 100, 15, 6);
55    Player orc("Orc Blaze", 100, 12, 4);
56
57    cout << "=== 角色概览 ===" << endl;
58    knight.display();
59    orc.display();
60    cout << endl;
61
62    // 模拟一轮攻击
63    knight.attack(orc);
64    cout << endl;
65    orc.attack(knight);
66
67    return 0;
68}
1#include <iostream>
2#include <string>
3using namespace std;
4
5class Player {
6public:
7    string name;
8    int health;
9    int attackPower;
10    int defense;
11
12    // 带防御的构造函数
13    Player(string n, int h, int a, int d) {
14        name = n;
15        health = h;
16        attackPower = a;
17        defense = d;
18    }
19
20    // 显示玩家属性
21    void display() {
22        cout << name
23             << " | Health: " << health
24             << " | Attack: " << attackPower
25             << " | Defense: " << defense << endl;
26    }
27
28    // 带防御计算的攻击另一个玩家
29    void attack(Player& target) {
30        cout << name << " 攻击 " << target.name << "!" << endl;
31
32        // 伤害减少目标防御的一半
33        int damage = attackPower - (target.defense / 2);
34
35        // 手动防止负伤害（而不是使用 max()）
36        if (damage < 0)
37            damage = 0;
38
39        // 应用伤害并确保生命值不低于零
40        target.health -= damage;
41        if (target.health < 0)
42            target.health = 0;
43
44        cout << "Damage dealt: " << damage << endl;
45        cout << target.name << "'s health is now: " << target.health << endl;
46
47        // 如果目标生命值归零，打印击败消息
48        if (target.health == 0)
49            cout << target.name << " 已被击败！" << endl;
50    }
51};
52
53int main() {
54    Player knight("Knight Alex", 100, 15, 6);
55    Player orc("Orc Blaze", 100, 12, 4);
56
57    cout << "=== 角色概览 ===" << endl;
58    knight.display();
59    orc.display();
60    cout << endl;
61
62    // 模拟一轮攻击
63    knight.attack(orc);
64    cout << endl;
65    orc.attack(knight);
66
67    return 0;
68}

数据结构与指针

对象之间的交互