[#mp_units-utility-detail-dynamic_spec_id_handler]
= xref:mp_units.adoc[mp&lowbar;units]::xref:mp_units/utility.adoc[utility]::xref:mp_units/utility/detail.adoc[detail]::dynamic&lowbar;spec&lowbar;id&lowbar;handler
:relfileprefix: ../../../
:mrdocs:

== Synopsis

Declared in `&lt;mp&hyphen;units&sol;utility&sol;format&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template&lt;typename Char&gt;
struct dynamic&lowbar;spec&lowbar;id&lowbar;handler;
----

== Member Functions

[cols="1"]
|===
| Name
| xref:mp_units/utility/detail/dynamic_spec_id_handler/on_auto.adoc[`on&lowbar;auto`] 
| xref:mp_units/utility/detail/dynamic_spec_id_handler/on_index.adoc[`on&lowbar;index`] 
|===


== Data Members

[cols="1"]
|===
| Name
| xref:mp_units/utility/detail/dynamic_spec_id_handler/ctx.adoc[`ctx`] 
| xref:mp_units/utility/detail/dynamic_spec_id_handler/ref.adoc[`ref`] 
|===



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