std::chars_format

< cpp‎ | utility
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) 。

参阅

(C++17)
 转换整数或浮点值到字符序列
(函数)
(C++17)
 转换字符序列到整数或浮点值
(函数)