[#BloombergLP-bdldfp-Decimal_FormatterSpecification-fillerCharacters]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdldfp.adoc[bdldfp]::xref:BloombergLP/bdldfp/Decimal_FormatterSpecification.adoc[Decimal_FormatterSpecification]::fillerCharacters
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Return the number of filler characters in the array returned by `filler()`unless the status is not `e_STATE_POSTPROCESSED` in which case throw a `bsl::format_error` exception indicating that error.

== Synopsis

Declared in `<bdldfp_decimal.h>`

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


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