[#base_uint-02-operator_bitnot]
= xref:base_uint-02.adoc[base&lowbar;uint]::operator&#126;
:relfileprefix: ../
:mrdocs:

Returns the bitwise complement of the value&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&#126;() const;
----

== Return Value

A new big integer with every bit inverted&period;


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