// C++ program to implementclose() function#include<fstream>#include<iostream>usingnamespacestd;// Driver Codeintmain(){chardata[100];// Open a file in write// mode.ofstream outfile; outfile.open("gfg.dat");cout<<"Writing to the file"<<endl;cout<<"Enter your name:";// This function...
ifstream的用法#include<fstream.h> #include<iostream.h> //usingnamespacestd; staticcharch; main() { ifstreaminfile(filename,ios::in); if(!infile) { cout<<"openerror!"<<endl; exit(1); } infile.get(ch); cout.put(ch); cout<<endl; system("pause"); } 为何我这样写的时候程序说ifstre...
ifstream的用法#include<fstream.h> #include<iostream.h> //usingnamespacestd; staticcharch; main() { ifstreaminfile(filename,ios::in); if(!infile) { cout<<"openerror!"<<endl; exit(1); } infile.get(ch); cout.put(ch); cout<<endl; system("pause"); } 为何我这样写的时候程序说ifstre...
【题目】ifstream的用法#includefstream.h#includeiostream.h //usingnamespacestd; staticcharch; main() { ifstreaminfile(filename,ios::in); if(!infile) { cout"openerror!"endl; exit(1); } infile.get(ch); cout.put(ch); coutendl;system("pause");}为何我这样写的时候程序说ifstream没有定义呢...