[#bsl-Deque_Base-at-08]
= xref:bsl.adoc[bsl]::xref:bsl/Deque_Base.adoc[Deque&lowbar;Base]::at
:relfileprefix: ../../
:mrdocs:

Return a reference providing non&hyphen;modifiable access to the element at the specified `position` in this deque&period; Throw a `std&colon;&colon;out&lowbar;of&lowbar;range` exception if `position &gt;&equals; size()`&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:bsl/Deque_Base/const_reference.adoc[Deque&lowbar;Base&lt;VALUE&lowbar;TYPE&gt;::const&lowbar;reference]
at(xref:bsl/Deque_Base/size_type.adoc[size&lowbar;type] position) const;
----


[.small]#Created with https://www.mrdocs.com[MrDocs]#
