[#bsl-vectorBase-06-front-06]
= xref:bsl.adoc[bsl]::xref:bsl/vectorBase-06.adoc[vectorBase]::front
:relfileprefix: ../../
:mrdocs:

Return a reference providing non‐modifiable access to the first element in this vector. The behavior is undefined unless this vector is not empty.

== Synopsis

Declared in `<bslstl_vector.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:bsl/vectorBase-06/const_reference.adoc[vectorBase<VALUE_TYPE>::const_reference]
front() const;
----

== Return Value

non‐modifiable reference to the first element


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