[#absl-Span-begin]
= xref:absl.adoc[absl]::xref:absl/Span.adoc[Span]::begin
:relfileprefix: ../../
:mrdocs:

Returns an iterator to the first element.

== Synopsis

Declared in `<absl/types/span.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
constexpr
xref:absl/Span/iterator.adoc[iterator]
begin() const noexcept;
----

== Return Value

An iterator to the first element, or `end()` if empty.


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