[#BloombergLP-bdlar-DynamicTypeVtable]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlar.adoc[bdlar]::DynamicTypeVtable
:relfileprefix: ../../
:mrdocs:

Vtable for mutable dynamic type access&period;

== Synopsis

Declared in `&lt;bdlar&lowbar;dynamictypevtable&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
struct DynamicTypeVtable;
----

== Description

This struct stores a series of function pointers to wrappers that invoke the underlying methods of the supplied type erased object that implement the &quot;dynamic&quot; type category&period;

== Type Aliases

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bdlar/DynamicTypeVtable/Reset.adoc[`Reset`] 
| Function pointer type resetting a dynamic type to its default value&period;
| xref:BloombergLP/bdlar/DynamicTypeVtable/ValueRef.adoc[`ValueRef`] 
| Function pointer type returning a reference to the underlying value&period;
|===


== Data Members

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bdlar/DynamicTypeVtable/d_const.adoc[`d&lowbar;const`] 
| read&hyphen;only vtable
| xref:BloombergLP/bdlar/DynamicTypeVtable/d_reset_fp.adoc[`d&lowbar;reset&lowbar;fp`] 
| reset function
| xref:BloombergLP/bdlar/DynamicTypeVtable/d_valueRef_fp.adoc[`d&lowbar;valueRef&lowbar;fp`] 
| value reference accessor
|===



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