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(); }