write.cc

来自「资深C++讲师授课代码」· CC 代码 · 共 23 行

#include <iostream>
#include <fstream>
using namespace std;

int main()
{
	string s1="file1", s2="file2";
	ofstream f1;
	ofstream f2;
	f1.open(s1.c_str());
	f2.open(s2.c_str());
	if(!f1||!f2){
		cout << "error in open file1 or file2" << endl;
		return -1;
	}
	int n=1234567890;
	f1 << n << flush;
	f1.close();
	f2.write((char*)&n, sizeof(n));
	f2.close();
}