[#arith_uint256-size]
= xref:arith_uint256.adoc[arith&lowbar;uint256]::size
:relfileprefix: ../
:mrdocs:

Returns the size in bytes of the internal representation&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
unsigned int
size() const;
----

== Return Value

The number of bytes occupied by the digit array&period;


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