[#base_uint-02-operator_dec-08]
= xref:base_uint-02.adoc[base_uint]::operator‐‐
:relfileprefix: ../
:mrdocs:

Decrement operators

== Synopses

Declared in `<arith_uint256.h>`

Pre‐decrements the value by one.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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xref:base_uint-02.adoc[base_uint]&
xref:base_uint-02/operator_dec-0d.adoc[operator‐‐]();
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[.small]#xref:base_uint-02/operator_dec-0d.adoc[_» more..._]#

Post‐decrements the value by one.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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xref:base_uint-02.adoc[base_uint]
xref:base_uint-02/operator_dec-05.adoc[operator‐‐](int postfix);
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[.small]#xref:base_uint-02/operator_dec-05.adoc[_» more..._]#

== Return Value

* A reference to this object after decrementing.
* A copy of the value before decrementing.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *postfix*
| Unused tag that selects the postfix form.
|===


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