Show a file from starting offset : ifstream « File Stream « C++ Tutorial

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C++ Tutorial » File Stream » ifstream

12.9.7.Show a file from starting offset

#include <iostream>

#include <fstream>

#include <cstdlib>

using namespace std;



int main(int argc, char *argv[])

{

  char ch;



  ifstream in("test.txt", ios::in | ios::binary);

  

  if(!in) {

    cout << "Cannot open file.";

    return 1;

  }



  in.seekg(2, ios::beg);



  while(in.get(ch))

    cout << ch;



  return 0;

}

9.9
T 9.9a
M 4.8

12.9.ifstream
	12.9.1.	Read and display a text file line by line.
	12.9.2.	Display a file using ifstream.get()
	12.9.3.	Use ifstream.read() and ofstream.write()
	12.9.4.	Display a file from a given starting point
	12.9.5.	Reading a text file
	12.9.6.	Reading numbers from a file
	12.9.7.	Show a file from starting offset
	12.9.8.	Ignore up to 10 characters or until first space is found
	12.9.9.	ifstream: read buffer and seek file position

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