c_cpp C ++写入二进制文件

Posted 2021-05-14

#include <fstream>

int x[5] = {1, 2, 3, 4, 5};

std::ofstream outFile;
outFile.open("output.dat", std::ios::binary);
outFile.write(reinterpret_cast<const char *> (x), sizeof(x));
outFile.close();