[#arith_uint256-operator_star_eq]
= xref:arith_uint256.adoc[arith_uint256]::operator*=
:relfileprefix: ../
:mrdocs:

Multiplication assignment operators

== Synopses

Declared in `<arith_uint256.h>`

Multiplies this value by a 32‐bit value in place.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:base_uint-02.adoc[base_uint<256>]&
xref:base_uint-0d/operator_star_eq-01.adoc[operator*=](uint32_t b32);
----

[.small]#xref:base_uint-0d/operator_star_eq-01.adoc[_» more..._]#

Multiplies this value by another big integer in place.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:base_uint-02.adoc[base_uint<256>]&
xref:base_uint-0d/operator_star_eq-0f.adoc[operator*=](xref:base_uint-02.adoc[base_uint<256>] const& b);
----

[.small]#xref:base_uint-0d/operator_star_eq-0f.adoc[_» more..._]#

== Return Value

A reference to this object.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *b32*
| The multiplier.
| *b*
| The multiplier.
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#