[#BloombergLP-bdlar-ChoiceRef-2constructor-09]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlar.adoc[bdlar]::xref:BloombergLP/bdlar/ChoiceRef.adoc[ChoiceRef]::ChoiceRef
:relfileprefix: ../../../
:mrdocs:

Create `ChoiceRef` object that type erases the supplied `choice` object.

== Synopsis

Declared in `<bdlar_choiceref.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class t_CHOICE>
explicit
ChoiceRef(
    t_CHOICE& choice,
    void* = 0)
requires IsChoice<t_CHOICE>::value;
----


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