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  1. #include <iostream>
  2. #include <fstream>
  3.  using namespace std;
  4.  int main()
  5. {
  6.     fstream file;
  7.     file.open("sample.txt",ios::out);
  8.     if(!file)
  9.     {
  10.         cout<<"Error in creating file!!!";
  11.         return 0;
  12.     }
  13.     file<<"ABCDEFGHIJKLMNOPQRSTUVWXYZ";
  14.     cout<<"Current position is: "<<file.tellp()<<endl;
  15.     file.close();
  16.     file.open("sample.txt",ios::in);
  17.     if(!file)
  18.     {
  19.         cout<<"Error in opening file!!!";
  20.         return 0;
  21.     }
  22.     cout<<"After opening file position is: "<<file.tellg()<<endl;
  23.  
  24.     char ch;
  25.     while(!file.eof())
  26.     {
  27.         cout<<"At position : "<<file.tellg();   
  28.         file>>ch;   
  29.          cout<<" Character \""<<ch<<"\""<<endl;
  30.     }
  31.     file.close();
  32.     return 0;
  33. }
  34.  
  35.  
  36.  
Success #stdin #stdout 0s 4552KB
comments (?)
stdin
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Standard input is empty
stdout
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Error in creating file!!!
https://ideone.com/dvAZBR
language:
C++ (gcc 8.3)
created:
4 years ago
visibility:
public

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