[#bsl-queue-0a3]
= xref:bsl.adoc[bsl]::xref:bsl/queue-0a5.adoc[queue&lt;CONTAINER::value&lowbar;type, CONTAINER&gt;]
:relfileprefix: ../
:mrdocs:

Deduce `VALUE` and `CONTAINER` from container and allocator arguments&period;

== Synopsis

Declared in `&lt;bslstl&lowbar;queue&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template&lt;
    class CONTAINER,
    class ALLOCATOR&gt;
requires bsl&colon;&colon;uses&lowbar;allocator&lowbar;v&lt;CONTAINER, ALLOCATOR&gt;
xref:bsl/queue-0a5.adoc[queue&lt;CONTAINER::value&lowbar;type, CONTAINER&gt;](
    CONTAINER,
    ALLOCATOR) -> xref:bsl/queue-0a5.adoc[queue&lt;CONTAINER::value&lowbar;type, CONTAINER&gt;];
----

== Description

Deduce the template parameters `VALUE` and `CONTAINER` from the parameters supplied to the constructor of `queue`&period; This deduction guide does not participate unless the supplied allocator is convertible to the underlying container&apos;s `allocator&lowbar;type`&period;


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