#include<iostream> #include<fstream> #include<string> using namespace std; class Person { public: char name[64]; int age; }; void test() { ofstream ofs; ofs.open("person.txt", ios::out | ios::binary); Person p = { "张三",18 }; ofs.write((const char*)&p, sizeof(Person)); ofs.close(); } int main() { test(); system("pause"); return 0; }
c++文件操作之二进制文件-写文件
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