Program to illustrate printing data on the printer

Code for Program to illustrate printing data on the printer in C++ Programming

 #include<iostream.h>
 #include<fstream.h>
 #include<stdlib.h>
 #include<conio.h>

 main(int argc,char *argv[])
    {
       clrscr();

       if(argc!=2)
      {
         cout<<"\n Format : File - Print File Name "<<endl;
         exit(0);
      }

       char ch='\0';

       ifstream input_file;
       ofstream output_file;

       input_file.open(argv[1]);
       output_file.open("PRN");   // or LPT1while(input_file.get(ch)!=0);

       output_file.put(ch);

       getch();
       return 0;
    }