[#base_uint-02-operator_lshift_eq]
= xref:base_uint-02.adoc[base&lowbar;uint]::operator&lt;&lt;&equals;
:relfileprefix: ../
:mrdocs:

Shifts the value left by the given number of bits in place&period;

== Synopsis

Declared in `&lt;arith&lowbar;uint256&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:base_uint-02.adoc[base&lowbar;uint]&
operator&lt;&lt;&equals;(unsigned int shift);
----

== Return Value

A reference to this object&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *shift*
| The number of bit positions to shift&period;
|===


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