[#absl-StatusBuilder-operator_lshift-00]
= xref:absl.adoc[absl]::xref:absl/StatusBuilder.adoc[StatusBuilder]::operator<<
:relfileprefix: ../../
:mrdocs:

Appends to the extra message that will be added to the original status.

== Synopsis

Declared in `<absl/status/status_builder.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<typename T>
[[nodiscard]]
xref:absl/StatusBuilder.adoc[StatusBuilder]&&
operator<<(T const& value) &&;
----

== Description

By default, the extra message is added to the original message as if by `util::Annotate`, which includes a convenience separator between the original message and the enriched one.

== Return Value

`*this` to allow method chaining.

[NOTE]
====
The return value https://en.cppreference.com/cpp/language/attributes/nodiscard[should not be discarded^].
====
== Parameters

[cols="1,4"]
|===
| Name| Description
| *value*
| The value to append to the extra message.
|===


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