xieite ::is_ch <>
Defined in header <xieite/trait/is_ch.hpp> Specifies that a type is a [character type].
Declaration
template <typename T >concept is_ch =xieite ::is_wide_ch <T > ||xieite ::is_same_any <xieite ::rm_cv <T >,char ,char8_t >;
Example
[View in Compiler Explorer]static_assert (xieite ::is_ch <char >);static_assert (xieite ::is_ch <wchar_t >);static_assert (xieite ::is_ch <char32_t >);static_assert (!xieite ::is_ch <unsigned char >);static_assert (!xieite ::is_ch <int >);static_assert (!xieite ::is_ch <void* >);