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  1. jgavin

    Problem with toupper()

    Well that certainly put some light on the problem, even though my final solution was to avoid using getche() altogether. I had previously tried to use toupper() in this way: cin >> ch; toupper(ch);//without success but what did work was: cin >> ch; ch = toupper(ch);//success Thankyou for your...
  2. jgavin

    Problem with toupper()

    When I compile my program, the compiler tells me that toupper() is an undeclaired variable. The library for this function has been included, so I'm wondering if I'm using it wrong or if the library may be corrupt? This is how I'm using it: XXX = toupper(getche());

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