Need help with removing characters and making all letters uppercase but keep spaces in the .txt.

Question

#include <iostream>
#include <string>
#include <fstream>

using namespace std;
int main()
{
ifstream inFile;
inFile.open("corpus.txt");
ofstream NewName;
NewName.open("corpus_clean.txt");
string thebook;
while (!inFile.eof())
{
inFile >> thebook;
int j;
for ( j=0; j<thebook.length(); j++)
{
char c;
c=thebook[j];
if(isalpha(c) || (c =' '));
c = toupper(c);
NewName<<thebook[j];

}
cout<<thebook;
}
system("pause");
return 0;
}

Answer 1

so you want the name to be all capital letters?

Answer 2

John is correct. c is never used.

Answer 3

You capitalize c then you use thebook[j]. I'm not sure what you are expecting. Please show original and results.
Test line -> TEST LINE

Answer 4

Thank you all! I will try to fix it now

Answer 5

Yes