[#bsl-hashtable-insert_unique-08]
= xref:bsl.adoc[bsl]::xref:bsl/hashtable.adoc[hashtable]::insert_unique
:relfileprefix: ../../
:mrdocs:

Insert each value in the specified forward range uniquely.

== Synopsis

Declared in `<bslstp_hashtable.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class _ForwardIterator>
void
insert_unique(
    _ForwardIterator __f,
    _ForwardIterator __l,
    std::forward_iterator_tag const& __tag);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *__f*
| beginning of the forward range
| *__l*
| end of the forward range
| *__tag*
| forward‐iterator category tag (overload discriminator)
|===


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