C++ create empty file

创建空文件

#include <iostream>
#include <fstream>

using namespace std;

int main(int argc, char *argv[]) {
    if (argc != 2) {
        cout << "Usage: " << argv[0] << " FILE_NAME";
        exit(EXIT_FAILURE);
    }
    fstream fs;
    fs.open(argv[1], ios::out);
    fs.close();

    return 0;
}

来源：https://gist.github.com/maemre/63a944ea86905d2333c4