C++ 文件流示例

#include<fstream.h>
main(int argc,char *argv[])
{
	int i;
	ofstream oo("abcd",ios::out);
	for(i=0;i<18;i++)
	{
		oo << i << endl;
	}
	oo.close();

	ifstream ii("abcd",ios::in);
	while(ii)
	{
		ii >> i;
		if(!ii)break;
		cout<<i<<" ";
	}
	ii.close();

	return 0;
}