[#BSLSTL_VARIANT_VISITID]
= BSLSTL_VARIANT_VISITID
:mrdocs:

Invoke `Variant_ImpUtil::visitId` on `VAROBJ` with `VISITOR`.

== Synopsis

Declared in `<bslstl_variant.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
#define BSLSTL_VARIANT_VISITID(RET, VISITOR, VAROBJ)

----

== Description

This component‐private macro expands to the invocation of `Variant_ImpUtil::visitId` with specified `RET` as return type, and specified `VISITOR` and specified `VAROBJ` as arguments. See the documentation of `Variant_ImpUtil::visitId` for more details.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *RET*
| explicit return type of the visitation
| *VISITOR*
| visitor to invoke
| *VAROBJ*
| variant object to visit
|===


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