displays the contents of a file beginning with the location you specify on the command line. : ifstream « File « C++






displays the contents of a file beginning with the location you specify on the command line.

   
#include <iostream>
#include <fstream>
#include <cstdlib>
using namespace std;
   
int main(int argc, char *argv[])
{
  char ch;
   
  if(argc!=3) {
    cout << "Usage: SHOW <filename> <starting location>\n";
    return 1;
  }
   
  ifstream in(argv[1], ios::in | ios::binary);
  if(!in) {
    cout << "Cannot open file.";
    return 1;
  }
   
  in.seekg(atoi(argv[2]), ios::beg);
   
  while(in.get(ch))
    cout << ch;
   
  return 0;
}
  
    
    
  








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