[#mp_units-utility-fmt_arg_id_kind]
= xref:mp_units.adoc[mp_units]::xref:mp_units/utility.adoc[utility]::fmt_arg_id_kind
:relfileprefix: ../../
:mrdocs:

== Synopsis

Declared in `<mp‐units/utility/format.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
enum class fmt_arg_id_kind : int8_t;
----

== Members

[cols="1"]
|===
| Name
| `none` 
| `index` 
|===



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