[#base_uint-02-size]
= xref:base_uint-02.adoc[base_uint]::size
:relfileprefix: ../
:mrdocs:

Returns the size in bytes of the internal representation.

== Synopsis

Declared in `<arith_uint256.h>`

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

== Return Value

The number of bytes occupied by the digit array.


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