[#absl-uint128-operator_lshift_eq]
= xref:absl.adoc[absl]::xref:absl/uint128.adoc[uint128]::operator<<=
:relfileprefix: ../../
:mrdocs:

Shifts this value left by the given number of bits in place.

== Synopsis

Declared in `<absl/numeric/int128.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:absl/uint128.adoc[uint128]&
operator<<=(int amount);
----

== Return Value

A reference to this `uint128`.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *amount*
| The number of bit positions to shift.
|===


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