Convert char array to upper case

   
#include <iostream>
#include <string.h>
using namespace std;
struct Msg 
{
  char message[256];
  void show_message(void) { cout << message; }
};

struct UpperMsg 
{
   char message[256];
   void show_message(void) { cout << strupr(message); }
};


int main(void)
{
   Msg book = { "B" };
   UpperMsg book_upr = { "c" };

   book.show_message();
   book_upr.show_message();
}

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Convert char array to upper case : char array string « String « C++

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