C++文件操作（二）

/*
	文件拷貝程序
	即將src.dat拷貝到dest.dat
	如果dest.dat原來就有，則原來的文件就會被覆蓋
*/
#include <iostream>
#include <fstream>
using namespace std;
int main(int argc, char * argv []){
	if (argc != 3){
		cout << "File name missing!" << endl;
		return 0;
	}
	ifstream inFile(argv[1], ios::binary | ios::in);
	if (!inFile){
		cout << "Source file open error." << endl;
		return 0;
	}
	ofstream outFile(argv[2], ios::binary | ios::out);
	if (!outFile){
		cout << "New file open error." << endl;
		inFile.close();
		return 0;
	}
	char c;
	while (inFile.get(c))
		outFile.put(c);
	outFile.close();
	inFile.close();
	return 0;
}