[#BloombergLP-bdldfp-Decimal_FormatterSpecification-postprocessedPrecision]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdldfp.adoc[bdldfp]::xref:BloombergLP/bdldfp/Decimal_FormatterSpecification.adoc[Decimal&lowbar;FormatterSpecification]::postprocessedPrecision
:relfileprefix: ../../../
:mrdocs:

Return an optional value representing the requested precision unless the status is not `e&lowbar;STATE&lowbar;POSTPROCESSED` in which case throw a `bsl&colon;&colon;format&lowbar;error` exception indicating that error&period; Note that the returned type is capable of representing more than just an optional integer, but after preprocessing it will have only two possible states&colon; no value, or an integer value&period;

== Synopsis

Declared in `&lt;bdldfp&lowbar;decimal&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
constexpr
xref:BloombergLP/bslfmt/FormatterSpecificationNumericValue.adoc[bslfmt::FormatterSpecificationNumericValue] const
postprocessedPrecision() const;
----


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