[tab:formatter.range.type] (original) (raw)
m
T shall be either a specialization of pair or a specialization of tuplesuch that tuple_size_v<T> is 2.
Indicates that the opening bracket should be "{", the closing bracket should be "}", the separator should be ", ", and each range element should be formatted as ifm were specified for its tuple-type.
[Note 2:
If the n option is provided in addition to the m option, both the opening and closing brackets are still empty.
— _end note_]