[#bsl-slist-before_begin-0f]
= xref:bsl.adoc[bsl]::xref:bsl/slist.adoc[slist]::before&lowbar;begin
:relfileprefix: ../../
:mrdocs:

Return a non&hyphen;dereferenceable const iterator that yields `begin()` when incremented&period;

== Synopsis

Declared in `&lt;bslstp&lowbar;slist&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:bsl/slist/const_iterator.adoc[const&lowbar;iterator]
before&lowbar;begin() const;
----

== Return Value

const iterator preceding the first element


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