Clear Folder in C++: Delete Files with Code

1 year ago
Sophia Anderson
1 minute

In C++, you can use ofstream to open a file and use the truncate mode to clear the file contents. However, ofstream cannot directly clear an entire folder.

To empty a folder, you can either use system commands or loop through and delete the files inside the folder using C++ code. Below is an example of using C++ code to loop through and delete the files inside the folder.

#include <iostream>
#include <filesystem>

namespace fs = std::filesystem;

void clearFolder(const fs::path& folderPath) {
    for (const auto& entry : fs::directory_iterator(folderPath)) {
        fs::remove_all(entry.path());
    }
}

int main() {
    fs::path folderPath = "path_to_folder";
    clearFolder(folderPath);
    
    return 0;
}

Please ensure to backup important files in the folder before using this code, as it will delete all files in the folder.

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