[#bsl-Deque_Base-cbegin]
= xref:bsl.adoc[bsl]::xref:bsl/Deque_Base.adoc[Deque_Base]::cbegin
:relfileprefix: ../../
:mrdocs:

Return an iterator providing non‐modifiable access to the first element in this deque, and the past‐the‐end iterator if this deque is empty.

== Synopsis

Declared in `<bslstl_deque.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:bsl/Deque_Base/const_iterator.adoc[Deque_Base<VALUE_TYPE>::const_iterator]
cbegin() const noexcept;
----


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