std::chars_formatC++ 工具库 定义于头文件 <charconv> enum class chars_format { scientific = /*unspecified*/, fixed = /*unspecified*/, hex = /*unspecified*/, general = fixed | scientific }; (C++17 起) 用于为 std::to_chars 及std::from_chars 指定浮点格式的位掩码类型 (BitmaskType) ...
std::bitset std::cmp_equal, cmp_not_equal, cmp_less, cmp_greater, cmp_less_equal, cmp_greater_equal std::in_range std::declval std::forward std::move std::move_if_noexcept std::chars_format std::piecewise_construct_t std::piecewise_construct std::in_place, std::in_place_type, std...
chars_format std::chars_format From cppreference.com <cpp |utility Utilities library Defined in header<charconv> enumclasschars_format{ scientific=/*unspecified*/, fixed=/*unspecified*/, hex=/*unspecified*/, general=fixed|scientific };