FILE CONCEPT PROGRAM

#include
#include
#include
#include
#include
#include
#include

void main()
{
clrscr();
ofstream outfile;
ifstream infile;
char ch,uch;
char fname1[10],fname2[10];
cout<<"\nEnter a file name:";
cin>>fname1;
cout<<"\nNew file name:";
cin>> fname2;
infile.open(fname1);
if(infile.fail())
{
cout<<"\n No such a file exists";
exit(0);
}
outfile.open(fname2);
if(outfile.fail())
{
cout<<"\n Unable to create a file";
exit(0);
}
while(!infile.eof())
{
ch=(char)infile.get();
uch=toupper(ch);

outfile.put(uch);
}
infile.close();
outfile.close();
getch();
}
Enter a file name :File1.cpp

New file name : File2.cpp

Input File: File1.cpp

#include
#include

void main()
{
clrscr();
cout<<"\n\nHello World";
getch();
}

Output will be:

Output File: File2.cpp

#INCLUDE
#INCLUDE

VOID MAIN()
{
CLRSCR();
COUT<<"\N\NHELLO WORLD";
GETCH();
}