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C++ C++;从结构更改为类_C++_Class_Struct - Fatal编程技术网

C++ C++;从结构更改为类

C++ C++;从结构更改为类,c++,class,struct,C++,Class,Struct,我希望将其从struct更改为classes,并使用头文件保存该类 你有什么建议可以改变它。这些代码都有效。没有问题。这只是一个简单的问题 #include <iostream> #include <string> #include <cstdlib> using namespace std; struct printype { char dots[8][15]; int unknown15; // can have val

我希望将其从struct更改为classes,并使用头文件保存该类

你有什么建议可以改变它。这些代码都有效。没有问题。这只是一个简单的问题

#include <iostream>
#include <string>
#include <cstdlib>
using namespace std;
struct printype
{
    char dots[8][15];
    int unknown15;          //  can have values of 0..127
    string serial11_14;     //  8 characters 00000000...99999999
    int year8;              //  without century, 0..99
    int month7;             //  1..12
    int day6;               //  1..31
    int hour5;              //  0..23
    int minute2;            //  0..59
};                              
int getunknown15(); // prototypes       
string getserial11_14();    
int getyear8();                 
int getmonth7();            
int getday6();              
int gethour5();                 
int getminute2();   
int setunknown15(int);          //------------------------- protos
string setserial11_14(string);  
int setyear8(int);              
int setmonth7(int);             
int setday6(int);               
int sethour5(int);              
int setminute2(int);            
// int array and display info for array
void setup(char[8][15]);
// display array
void darray(char[8][15]);
//  displays printer information
void dpinfo(printype);
// set parrity
void spar(char[8][15]); 
// fill array
void ftarray(printype &);       //----------------------end protos
//-------------------------------------


void main ()
{
    printype pt;
    pt.unknown15=getunknown15();
    pt.unknown15=setunknown15(pt.unknown15);
    pt.serial11_14=getserial11_14();
    pt.serial11_14=setserial11_14(pt.serial11_14);
    pt.year8=getyear8();
    pt.year8=setyear8(pt.year8);
    pt.month7=getmonth7();
    pt.month7=setmonth7(pt.month7);
    pt.day6=getday6();
    pt.day6=setday6(pt.day6);
    pt.hour5=gethour5();
    pt.hour5=sethour5(pt.hour5);
    pt.minute2=getminute2();
    pt.minute2=setminute2(pt.minute2);
    cout <<"-----------------------------------------------------"<<endl;
    cout <<" Lets Get Started"<<endl;
    cout <<"-----------------------------------------------------"<<endl;
    setup(pt.dots);             // sets up the array 
    dpinfo(pt);                 // prints out the final array
    ftarray(pt);
    spar(pt.dots);
    darray(pt.dots);
}


int getunknown15()
{
    printype tem;
    cout <<"-----------------------------------------------------"<<endl;
    cout <<" Enter the Unkown Variable (0-127):  ";
    cin  >>tem.unknown15;
    cout <<"-----------------------------------------------------"<<endl;
    return tem.unknown15;
}
string getserial11_14()//------------------------------------------ starts the get information sets
{
    printype tem;
    cout <<" Enter the Serial Variable (8char long):  ";
    cin  >>tem.serial11_14;
    cout <<"-----------------------------------------------------"<<endl;
    return tem.serial11_14;
}
int getyear8()
{
    printype tem;
    cout <<" Enter the Year Variable (2char long):  ";
    cin  >>tem.year8;
    cout <<"-----------------------------------------------------"<<endl;
    return tem.year8;
}
int getmonth7()
{
    printype tem;
    cout <<" Enter the Month Variable (2char long):  ";
    cin  >>tem.month7;
    cout <<"-----------------------------------------------------"<<endl;
    return tem.month7;
}
int getday6()
{
    printype tem;
    cout <<" Enter the Day Variable (2char long):  ";
    cin  >>tem.day6;
    cout <<"-----------------------------------------------------"<<endl;
    return tem.day6;
}
int gethour5()
{
    printype tem;
    cout <<" Enter the Hour Variable (2char long):  ";
    cin  >>tem.hour5;
    cout <<"-----------------------------------------------------"<<endl;
    return tem.hour5;
}
int getminute2()
{
    printype tem;
    cout <<" Enter the Minute Variable (2char long):  ";
    cin  >>tem.minute2;
    cout <<"-----------------------------------------------------"<<endl;
    return tem.minute2;
}
//-----------------------------------------------------------put functions (adds info to the array)

int setunknown15(int tem)
{
    printype pp;


    if (tem>127||tem<0)
    {
        cout << "Error" << endl;
        return 0;
    }
    else
    {
        pp.unknown15 = tem;
        return pp.unknown15;
    }
}
string setserial11_14(string tem)
{
    printype pp;
    if(tem.size() !=8)
    {
        cout <<"nope.jpg"<<endl;
        return 0;
    }
    else
    {
        for (int i = 0; i < 8; i++)
        {
            if(!isdigit(tem.at(i)))
            {
                cout<<"nope.jpg"<<endl;
                return 0;
            }
        }
        pp.serial11_14=tem;
        return pp.serial11_14;
    }
}
int setyear8(int tem)
{
    printype pp;
    if(tem>99||tem<0)
    {
        cout<<"nope.jpg"<<endl;
        return 0;
    }
    else
    {
        pp.year8=tem;
        return pp.year8;
    }
}
int setmonth7(int tem)
{
    printype pp;
    if(tem>12||tem<1)
    {
        cout<<"nope.jpg"<<endl;
        return 0;
    }
    else
    {
        pp.month7=tem;
        return pp.month7;
    }
}
int setday6(int tem)
{
    printype pp;
    if(tem>31||tem<1)
    {
        cout<<"nope.jpg"<<endl;
        return 0;
    }
    else
    {
        pp.day6=tem;
        return pp.day6;
    }
}int sethour5(int tem)
{
    printype pp;
    if(tem>23||tem<0)
    {
        cout<<"nope.jpg"<<endl;
        return 0;
    }
    else
    {
        pp.hour5=tem;
        return pp.hour5;
    }
}
int setminute2(int tem)
{
    printype pp;
    if(tem>59||tem<0)
    {
        cout<<"nope.jpg"<<endl;
        return 0;
    }
    else
    {
        pp.minute2=tem;
        return pp.minute2;
    }
}
void setup(char tem[8][15])
{
    for (int x=0;x<8;x++)// set to all blanks
    {
        for (int y=0;y<15;y++)
        {
            tem[x][y]=' ';
        }
    }
}
void darray(char tem[8][15])
{
    for (int x=0;x<8;x++)// set to all blanks
    {
        cout <<"\t-------------------------------"<<endl;
        cout <<"\t|";
        for (int y=0;y<15;y++)
        {

            cout << tem[x][y];
            cout<<"|";
        }
        cout <<"\n";
    }
    cout <<"\t-------------------------------"<<endl;
}
void dpinfo(printype mc)
{
    cout <<"The unknown is:\t"<<mc.unknown15<<"\nThe String is:\t"<<mc.serial11_14<<"\n Time:\n\n Year: 20"<<mc.year8<<" month: "<<mc.month7<<"\n day: "<<mc.day6<<" hour: "<<mc.hour5<<"\n minute: "<<mc.minute2<<endl;
}
void spar(char tem[8][15])
{
    int count=0;
    for (int x=0;x<7;x++)
    {
        for (int y=0;y<15;y++)
        {
            if(tem[x][y]=='*')
            {
                count+=1;
            }
        }
        if(count%2==0)
        {
            tem[x][0]='*';
        }
    }
    count=0;
    for (int a=0;a<7;a++)
    {
        for (int z=0;z<7;z++)
        {

        }
    }
}
void ftarray(printype &pt)
{
    int tem=0;
    for (int x=1;x<15;x++)
    {
        switch(x)
        {
            case 1:
            {
                tem=pt.minute2;
                break;
            }
            case 4:
            {
                tem=pt.hour5;
                break;
            }
            case 5:
            {
                tem=pt.day6;
                break;
            }
            case 6:
            {
                tem=pt.month7;
                break;
            }
            case 7:
            {
                tem=pt.year8;
                break;
            }
            case 9:
            {
                for (int j = 1; j < 8; j++)
                    {
                        pt.dots[j][x] = '*';
                    }
            }
            case 10:
            {
                tem=atoi(pt.serial11_14.substr(6,2).c_str());
                break;
            }
            case 11:
            {
                tem=atoi(pt.serial11_14.substr(4,2).c_str());
                break;
            }
            case 12:
            {
                tem=atoi(pt.serial11_14.substr(2,2).c_str());
                break;
            }
            case 13:
            {
                tem=atoi(pt.serial11_14.substr(0,2).c_str());
                break;
            }
            case 14:
            {
                tem=pt.unknown15;
                break;
            }
        }
        if(x==1||x==4||x==5||x==6||x==7||x==10||x==11||x==12||x==13||x==14)
        {
            if (tem>=64)
            {
                pt.dots[1][x]='*';
                tem-=64;
            }
            if (tem>=32)
            {
                pt.dots[2][x]='*';
                tem-=32;
            }
            if (tem>=16)
            {
                pt.dots[3][x]='*';
                tem-=16;
            }
            if (tem>=8)
            {
                pt.dots[4][x]='*';
                tem-=8;
            }
            if (tem>=4)
            {
                pt.dots[5][x]='*';
                tem-=4;
            }
            if (tem>=2)
            {
                pt.dots[6][x]='*';
                tem-=2;
            }
            if (tem>=1)
            {
                pt.dots[7][x]='*';
                tem-=1;

            }
        }
    }
}
#包括
#包括
#包括
使用名称空间std;
结构打印类型
{
炭点[8][15];
int unknown15;//可以有0..127的值
字符串serial11_14;//8个字符00000000…9999999
int year8;//没有世纪,0..99
int month7;//1..12
int day6;//1..31
int hour5;//0..23
int minute2;//0..59
};                              
int getunknown15();//原型
字符串getserial11_14();
int getyear8();
int getmonth7();
int getday6();
int gethour5();
int getminute2();
int setunknown15(int);//---------------------------普洛托斯
字符串设置字符串11_14(字符串);
int setyear8(int);
int setmonth7(int);
国际设置日6(国际);
int sethour5(int);
int setminute2(int);
//int数组和数组的显示信息
无效设置(字符[8][15]);
//显示阵列
void darray(char[8][15]);
//显示打印机信息
无效dpinfo(打印类型);
//设置格挡
空心梁(char[8][15]);
//填充数组
无效ftarray(打印类型和)//----------------------末端原型
//-------------------------------------
空干管()
{
打印型pt;
pt.unknown15=getunknown15();
pt.unknown15=setunknown15(pt.unknown15);
pt.serial11_14=getserial11_14();
pt.serial11_14=设置serial11_14(pt.serial11_14);
pt.year8=getyear8();
第8部分=第8部分(第8部分);
pt.month7=getmonth7();
第7个月=第7个月(第7个月);
pt.day6=getday6();
第6天=设定第6天(第6天);
pt.hour5=gethour5();
pt.hour5=设置小时5(pt.hour5);
pt.minute2=getminute2();
pt.minute2=设置minute2(pt.minute2);

C++中的CUT< P>,结构> /COD>和类< /COD>是相同的,除了默认的访问级别之外,您所需要做的就是替换< /P>
struct printype
{
//...
};

您还可以使用成员函数替换将
printype
作为参数的函数:

void dpinfo(printype);
变成

class printype
{
public:
//....
    void dpinfo();
};
并将对该
而不是参数进行操作

返回对象
printype
的方法可以成为构造函数

但是,我怀疑您的代码有几个问题:

这样,对象被修改了,你不会丢失变化。但是,你的编码风格对 OOP 几乎一无所知。我建议在继续之前读一本好书,因为我怀疑,答案是这样,对你来说有很大的意义。

< P>首先,C++中的结构和类是相同的,唯一不同的是ST。UCT是默认的公共类,而类是默认的私有类。您只需将
struct
更改为
class

查看你的代码,但是,我假设你正在从C转换为C++,并且想把你的函数作为方法添加到类中。要做到这一点,你只需将原型添加到类声明中,然后将类空间添加到函数实现中,还应该在必要的

中添加任何相关的构造函数和析构函数。 在h文件中

class Printype {
    char **dots;
    int unknown15;          //  can have values of 0..127
    string serial11_14;     //  8 characters 00000000...99999999
    int year8;              //  without century, 0..99
    int month7;             //  1..12
    int day6;               //  1..31
    int hour5;              //  0..23
    int minute2;            //  0..59

    //Constructors
    Printype();                                        //Default
    Printype(const Printype &cpy);                     //Copy
    Printype(int yr, int mo, int d, int hr, int min);  //Sample initializer

    //Destrutor
    ~Printype();

    //Methods (only gonna do 2 for example)
    int getYear();
    void setYear(int y);

};
在cpp或cc文件中

#include "printype.h"

Printype::Printype() {

    dots = new char*[8];
    for(int i=0;i<8;++i) {
        dots[i] = new char[15];
    }

    unknown15 = 0; serial11_14 = ""; year8 = 0;
    month7 = 0; day6 = 0; hour5 = 0;minute2 = 0;
}

Printype::Printype(const Printype &cpy) {
    //Deep copy all values from cpy to this
}

Printype::Printype() {

    dots = new char*[8];
    for(int i=0;i<8;++i) {
        dots[i] = new char[15];
    }

    unknown15 = 0; serial11_14 = ""; year8 = yr;
    month7 = mo; day6 = d; hour5 = hr;minute2 = min;
}

//Destructor (free allocated memory)
Printype::~Printype() {
    for(int i=0;i<8;++i) {
        delete[] dots[i]; dots[i] = NULL;
    }
    delete[] dots; dots = NULL;
}

//Methods
int Printype::getYear() {
   return year8;
}

void Printype::setYear(int y) {
    year8 = y;
} 
#包括“printype.h”
PrintType::PrintType(){
点=新字符*[8];

对于(int i=0;i你应该描述你的谜题,而不是在打印机数据图表上粘贴那么多代码。所有行的奇偶校验都是奇数。它将你输入的数据写在列64 32 16 8 4 2 1中,这是自上而下的一行。如果一个数字是37,那么它将进入第二行,然后是第五行,最后一行。它应该模拟打印机输出数据sheet。通常是一张非常基本的表格。所有这些通常都是用非常微弱的黄色墨水打印的。哈哈,看起来我们在同一时间发布了几乎相同的东西…@jyore我几乎不会称20分钟间隔为“同一时间”.好吧,我刚开始的时候你的答案不在那里…我必须输入slowt谢谢大家,我再次对我在这里得到的反馈感到惊讶。这是迄今为止我发现的最活跃、最有成效的网站之一。
int printype::setyear8(int tem)
{
    if(tem>99||tem<0)
    {
        cout<<"nope.jpg"<<endl;
        return 0;
    }
    else
    {
        this->year8=tem;
        return this->year8;
    }
}
class Printype {
    char **dots;
    int unknown15;          //  can have values of 0..127
    string serial11_14;     //  8 characters 00000000...99999999
    int year8;              //  without century, 0..99
    int month7;             //  1..12
    int day6;               //  1..31
    int hour5;              //  0..23
    int minute2;            //  0..59

    //Constructors
    Printype();                                        //Default
    Printype(const Printype &cpy);                     //Copy
    Printype(int yr, int mo, int d, int hr, int min);  //Sample initializer

    //Destrutor
    ~Printype();

    //Methods (only gonna do 2 for example)
    int getYear();
    void setYear(int y);

};
#include "printype.h"

Printype::Printype() {

    dots = new char*[8];
    for(int i=0;i<8;++i) {
        dots[i] = new char[15];
    }

    unknown15 = 0; serial11_14 = ""; year8 = 0;
    month7 = 0; day6 = 0; hour5 = 0;minute2 = 0;
}

Printype::Printype(const Printype &cpy) {
    //Deep copy all values from cpy to this
}

Printype::Printype() {

    dots = new char*[8];
    for(int i=0;i<8;++i) {
        dots[i] = new char[15];
    }

    unknown15 = 0; serial11_14 = ""; year8 = yr;
    month7 = mo; day6 = d; hour5 = hr;minute2 = min;
}

//Destructor (free allocated memory)
Printype::~Printype() {
    for(int i=0;i<8;++i) {
        delete[] dots[i]; dots[i] = NULL;
    }
    delete[] dots; dots = NULL;
}

//Methods
int Printype::getYear() {
   return year8;
}

void Printype::setYear(int y) {
    year8 = y;
}