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c++ open file

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Button answered on February 8, 2021 Popularity 10/10 Helpfulness 5/10

answer c++ open file

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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++ file

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Contributed on Dec 21 2021

Button

0 Answers Avg Quality 2/10

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c++ read file

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#include <fstream>
#include <string>

int main(int argc, char** argv)
{

  std::ifstream ifs("myfile.txt");
  std::string content( (std::istreambuf_iterator<char>(ifs) ),
                       (std::istreambuf_iterator<char>()    ) );

  return 0;
}

Popularity 9/10 Helpfulness 5/10 Language cpp

Source: Grepper

Tags: c++ file f

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Contributed on Aug 11 2023

julesgrc0

0 Answers Avg Quality 2/10

file open cpp

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#include <iostream>
#include <fstream>
using namespace std;

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

Popularity 10/10 Helpfulness 5/10 Language cpp

Source: Grepper

Tags: c++

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Contributed on Feb 08 2021

Foolish Fowl

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

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

c++ open file

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