NAME¶

std::range_format - std::range_format

Synopsis¶

Defined in header <format>
enum class range_format {

disabled,
map,
set, (since C++23)
sequence,
string,
debug_string

};

Specifies how a range should be formatted.

Constant Explanation
disabled disallows range default formatter to format range
allows to format range as map representation with modified brackets
map "{", "}" and separator ": " for underlying pair-like types in the
following format:
{ key-1 : value-1, ..., key-n : value-n }
allows to format range as set representation with modified brackets "{"
set and "}" in the following format:
{ key-1, ..., key-n }
allows to format range as sequence representation with default brackets
sequence "[", "]" and separator ", " in the following format:
[ element-1, ..., element-n ]
string allows to format range as string
debug_string allows to format range as escaped string

See also¶

formatter defines formatting rules for a given type
(C++20) (class template)
format_kind selects a suited std::range_format for a range
(C++23) (variable template)