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files c++

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Fantastic Finch answered on November 9, 2019 Popularity 9/10 Helpfulness 2/10

answer files c++

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fstream  afile;
afile.open("file.dat", ios::out | ios::in );

Popularity 9/10 Helpfulness 2/10 Language cpp

Source: www.tutorialspoint.com

Tags: c++

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Contributed on Sep 22 2021

Fantastic Finch

0 Answers Avg Quality 2/10

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c++ files

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// basic file operations
#include <iostream>
#include <fstream>
using namespace std;

int main () {
  ofstream myfile;
  myfile.open ("example.txt");
  myfile << "Writing this to a file.\n";
  myfile.close();
  return 0;
}

Popularity 10/10 Helpfulness 7/10 Language cpp

Source: Grepper

Tags: c++

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Contributed on Nov 09 2019

White Spoonbill

0 Answers Avg Quality 2/10

c++ open file

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// Reading a file

#include <iostream>
#include <fstream>
#include <string>

int main() 
{
    std::string line;

    std::ifstream file("example.txt");
    if(file.is_open())
    {
        while(getline(file, line))
        {
            std::cout << line << '\n';
        }
        file.close();
    }
    else std::cout << "Unable to open file";

    return 0;
}

Popularity 10/10 Helpfulness 5/10 Language cpp

Source: Grepper

Tags: c++

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Contributed on Dec 21 2021

Button

0 Answers Avg Quality 2/10

file c++

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#include <iostream>
#include <string>
#include <fstream> //write and read
//#include <ifstream> //read
//#include <ofstream> //write

int main () {
  std::string line;
  std::ofstream myfileWrite;
  std::ifstream myfileRead;
  myfileWrite.open("example.txt");
  myfileRead.open("example.txt");
  myfileWrite << "Writing this to a file.\n";
  while (getline(myfileRead,line)){
    std::cout << line << '\n';
  }
  myfileWrite.close();
  myfileRead.close();
  return 0;
}

Popularity 10/10 Helpfulness 4/10 Language cpp

Source: Grepper

Tags: c++

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Contributed on Feb 27 2021

YRMOX

0 Answers Avg Quality 2/10

opening files c++

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// basic file operations
// credits: cplusplus.com
#include <iostream>
#include <fstream>
using namespace std;

int main () {
  ofstream myfile;
  myfile.open ("example.txt");
  myfile << "Writing this to a file.\n";
  myfile.close();
  return 0;
}

Popularity 8/10 Helpfulness 4/10 Language cpp

Source: Grepper

Tags: c++

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Contributed on Nov 24 2022

Clever Copperhead

0 Answers Avg Quality 2/10

C++ Files

Comment

#include <iostream>
#include <fstream>

Popularity 9/10 Helpfulness 2/10 Language cpp

Source: Grepper

Tags: c++

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Contributed on May 23 2022

naly moslih

0 Answers Avg Quality 2/10

files in c++

Comment

#include <iostream>
#include <fstream>
using namespace std;
class person{
public:
    string wife , son , mother;
    int brothers_num , sisters_num;
};

int main()
{
    person Ahmed;
    Ahmed.wife = "Aya";
    Ahmed.son = "Badr";
    Ahmed.mother = "Fatma";
    Ahmed.brothers_num = 2;
    Ahmed.sisters_num = 2;
    fstream new_file;
    new_file.open("database.txt" , ios::out );
    if(new_file.fail()){
        cout<<"can't open the files\n";
    }
    new_file.write((char*)&Ahmed , sizeof(Ahmed));
    new_file.close();

    person Khaled;
    new_file.open("database.txt" , ios::in);
    new_file.read((char*)&Khaled , sizeof(Khaled));
    new_file.close();

    cout<<Khaled.wife;

    return 0;
}

Popularity 8/10 Helpfulness 2/10 Language cpp

Source: stackoverflow.com

Tags: c++

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Contributed on Oct 14 2022

Ahmed Farag

0 Answers Avg Quality 2/10

files c++

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