C++ 电视机类设计：包含品牌、型号、价格、音量和频道

#include <iostream>
using namespace std;

class Television {
private:
    string brand;
    string model;
    double price;
    int volume;
    int channel;
public:
    void setBrand(string b) {
        brand = b;
    }
    string getBrand() {
        return brand;
    }
    void setModel(string m) {
        model = m;
    }
    string getModel() {
        return model;
    }
    void setPrice(double p) {
        price = p;
    }
    double getPrice() {
        return price;
    }
    void setVolume(int v) {
        if (v < 0) {
            volume = 0;
        } else if (v > 100) {
            volume = 100;
        } else {
            volume = v;
        }
    }
    int getVolume() {
        return volume;
    }
    void setChannel(int c) {
        if (c < 1) {
            channel = 1;
        } else if (c > 255) {
            channel = 255;
        } else {
            channel = c;
        }
    }
    int getChannel() {
        return channel;
    }
};

int main() {
    Television tv;
    tv.setBrand('Samsung');
    tv.setModel('ABC123');
    tv.setPrice(1999.99);
    tv.setVolume(50);
    tv.setChannel(100);

    cout << 'Brand: ' << tv.getBrand() << endl;
    cout << 'Model: ' << tv.getModel() << endl;
    cout << 'Price: ' << tv.getPrice() << endl;
    cout << 'Volume: ' << tv.getVolume() << endl;
    cout << 'Channel: ' << tv.getChannel() << endl;

    return 0;
}