---- kpp::newline_v_basic << Empty String Constants << Basic String Utils << Type System << Kpp c++ ----
kpp::newline_v_basic is the c++ newline character of kpp c++ library. It is a class template alias, the parameter of which is one of character types:
char, wchar_t, char8_t, char16_t, char32_t,
constexpr inline auto newline__ = kpp::newline_v_basic<char>; kpp::same_v_assert<newline__, '\n'>{};