[#BloombergLP-bdlar-bdlat_choiceHasSelection-0c]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlar.adoc[bdlar]::bdlat_choiceHasSelection
:relfileprefix: ../../
:mrdocs:

Return whether the specified `ref` has the selection with the specified `selectionId`.

== Synopsis

Declared in `<bdlar_choiceref.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
bdlat_choiceHasSelection(
    xref:BloombergLP/bdlar/ChoiceRef.adoc[ChoiceRef] const& ref,
    int selectionId);
----

== Return Value

`true` if the selection exists, and `false` otherwise

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ref*
| choice reference to query
| *selectionId*
| id of the selection to look up
|===


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