[#BloombergLP-bdldfp-operator_dec-00]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdldfp.adoc[bdldfp]::operator‐‐
:relfileprefix: ../../
:mrdocs:

Apply the prefix ‐‐ operator to the specified `value` and return its original value.

== Synopsis

Declared in `<bdldfp_decimal.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bdldfp/Decimal128.adoc[bdldfp::Decimal128]
operator‐‐(
    xref:BloombergLP/bdldfp/Decimal128.adoc[Decimal128]& value,
    int unused);
----

== Description

Note that this is a floating‐point value so this operations may not change the value of this object at all (if the value is large) or it may just set it to ‐1.0 (if the original value is small).

== Return Value

the original value of `value`

== Parameters

[cols="1,4"]
|===
| Name| Description
| *value*
| decimal object to modify
| *unused*
| unused argument distinguishing the postfix operator
|===


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