outfile 报错

显示全部楼层 · 2010-11-30 11:25:13

void input()
{int i=0,n;
ifstream infile("info.dat",ios::in|ios::binary);
if (!infile)
{
cout > n;
cout > (stu.sno);

cout > (stu.sname);
cout > (stu.score);
outfile.write((char *)&stu,sizeof(stu));
}
outfile.close();
return;
}
error C2065: 'outfile' : undeclared identifier
error C2228: left of '.write' must have class/struct/union type
error C2228: left of '.close' must have class/struct/union type

千问 · 2010-11-30 11:25:13

outfile 没有定义啊。可能是少抄了一行：ofstream outfile("...");