如何在C ++中将文本追加到文本文件？
这是将文本追加到文本文件的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.范例程式码
#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<<" nhooo.com";
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;
}输出结果
Data has been appended to file
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