c++ writing to a binary file

Siggi Valur answered on April 11, 2023 Popularity 9/10 Helpfulness 6/10

answer c++ writing to a binary file

c++ writing to a binary file

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#include <fstream>

int main() {
    // Open the file for writing in binary mode
    std::ofstream outfile("YourFilename.__", std::ios::binary);

    // Write an integer to the file
    int num = 42;
    outfile.write((char*)(&num), sizeof(num));

    // Write a floating-point number to the file
    double val = 3.14159;
    outfile.write((char*)(&val), sizeof(val));

    // Close the file
    outfile.close();

    return 0;
}

Popularity 9/10 Helpfulness 6/10 Language cpp

Source: Grepper

Tags: binary c++ file

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Contributed on Apr 11 2023

Siggi Valur

0 Answers Avg Quality 2/10

c++ writing to a binary file

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