阅读程序

#include <iostream>
#include <fstream>
include<cstring>
using namespace std;
int main()
{
    ifstream readFile;
    ofstream writeFile;
    char ch[100];
    readFile.open("a.txt", ios::in);
    writeFile.open("b.txt", ios::out);
    while (!readFile.eof())
    {
        readFile.getline(ch,100,'\n');
        writeFile.write(ch,strlen(ch));
        writeFile.write("\n",1);
    }
    readFile.close();
    writeFile.close();
    cout << "Finish!" << endl;
    return 0;
}

 

#include <iostream>
#include <fstream>
include<cstring>
using namespace std;
int main()
{
    ifstream readFile;
    ofstream writeFile;
    char ch[100];
    readFile.open("a.txt", ios::in);
    writeFile.open("b.txt", ios::out);
    while (!readFile.eof())
    {
        readFile.getline(ch,100,'\n');
        writeFile.write(ch,strlen(ch));
        writeFile.write("\n",1);
    }
    readFile.close();
    writeFile.close();
    cout << "Finish!" << endl;
    return 0;
}

 

 

程序功能：

                当文件没有达到末尾的时候输入一个字符串，在另一个文件中输出字符串的长度，输出换行符。