This program displays texts from a file but how do i convert all lower case words into upper case and display them on the screen.
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#include <iostream>
#include <iomanip>
#include <fstream>
#include <string>
using namespace std;
const int MAXFILENAMESIZE = 80;
void GetANameAndOpenAFile(ifstream & f, char * fn);
void GetNameandOutput (ofstream & of, char * ofn);
int main (void)
{
ofstream outputfile;
char outputfilename [MAXFILENAMESIZE];
GetNameandOutput(outputfile, outputfilename);
outputfile.close();
ifstream inputfile;
char filename [MAXFILENAMESIZE];
string inputline;
GetANameAndOpenAFile(inputfile,filename);
cout<<"\nThe following should represent the content of road.txt: \n"<<endl;
while (getline(inputfile, inputline))
{
cout<< inputline <<endl;
}
inputfile.close();
return 0;
}
void GetNameandOutput (ofstream & of, char * ofn)
{
cout<<"\nEnter in a input filename: ";
cin>> ofn;
of.open(ofn);
while(!of.is_open())
{
cout<<"\nInvalid inputfile name, re-enter: ";
cin>> ofn;
of.open(ofn);
}
}
void GetANameAndOpenAFile(ifstream & f, char * fn)
{
cout <<"\nEnter in a output file name to open: ";
cin >> fn;
f.open(fn);
while(!f.is_open())
{
cout<<"\nInvalid output file name, re-enter: ";
cin>> fn;
f.open(fn);
}
}
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