[#BloombergLP-bdldfp-DecimalFormatConfig-setExpWidth]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdldfp.adoc[bdldfp]::xref:BloombergLP/bdldfp/DecimalFormatConfig.adoc[DecimalFormatConfig]::setExpWidth
:relfileprefix: ../../../
:mrdocs:

Set the `expwidth` attribute of this object to the specified `value`. The behavior is undefined unless `value` is 1, 2, 3, or 4.

== Synopsis

Declared in `<bdldfp_decimalformatconfig.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
setExpWidth(int value);
----


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