D:\C \输出输入流\文件操作与文件流\ASCII 02.CPP(6) : error C2065: 'ifstream' : undeclared identifie
#include
#include
int main()
{int a[10],max,i,order;
//ifstream infile("f1.dat",ios::in|ios::nocreate);
ifstream infile("f1.dat",ios::in|ios::nocreate);
if(! infile)
{cerr>a[i];
coutmax)
{max=a[i];
order=i;
}
cout<<"max="<<max<<endl<<"order="<<order<<endl;
infile.close();
return 0;
}
哪错了，找了很久没找到
