如何在 C++ 中将文本附加到文本文件?
这是一个将文本附加到文本文件中的 C++ 程序。
算法
Begin Open that file a1.txt as output file stream class object to perform output operation in append mode using fout file reference. If the file exists then Appending text to that file. Close fout. Open the file “a1.txt” for reading the content of the file. Extracting the text from file and printing the text. End.
示例代码
#include<iostream>
#include<string>
#include<fstream>
using namespace std;
int main() {
fstream f;
ofstream fout;
ifstream fin;
fin.open("a1.txt");
fout.open ("a1.txt",ios::app);
if(fin.is_open())
fout<<" tutorials point";
cout<<"\n Data has been appended to file"<<endl;
fin.close();
fout.close();
string word;
f.open("a1.txt");
while (f >> word) {
cout << word << " ";
}
return 0;
}输出
Data has been appended to file
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