tetl-docs/towupper_8hpp_source.html

// SPDX-License-Identifier: BSL-1.0


#ifndef TETL_CWCTYPE_TOWUPPER_HPP

#define TETL_CWCTYPE_TOWUPPER_HPP


#include <etl/_cwchar/wint_t.hpp>

#include <etl/_cwctype/iswlower.hpp>


namespace etl {


[[nodiscard]] constexpr auto towupper(wint_t ch) noexcept -> wint_t

{

    if (iswlower(ch) != 0) {

        return ch - wint_t(32);

    }

    return ch;

}


} // namespace etl


#endif // TETL_CWCTYPE_TOWUPPER_HPP

etl::iswlower
constexpr auto iswlower(wint_t ch) noexcept -> int
Checks if the given wide character is a lowercase letter, i.e. one of abcdefghijklmnopqrstuvwxyz or a...
Definition iswlower.hpp:20

etl::towupper
constexpr auto towupper(wint_t ch) noexcept -> wint_t
Converts the given wide character to uppercase, if possible.
Definition towupper.hpp:19

iswlower.hpp

etl
Definition adjacent_find.hpp:8

etl::wint_t
unsigned int wint_t
Definition wint_t.hpp:29

wint_t.hpp