[#BloombergLP-bdlt-DatetimeInterval-setTotalMillisecondsIfValid]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlt.adoc[bdlt]::xref:BloombergLP/bdlt/DatetimeInterval.adoc[DatetimeInterval]::setTotalMillisecondsIfValid
:relfileprefix: ../../../
:mrdocs:

Set this interval to the specified total `milliseconds` if valid.

== Synopsis

Declared in `<bdlt_datetimeinterval.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
setTotalMillisecondsIfValid(xref:BloombergLP/bsls/Types/Int64.adoc[bsls::Types::Int64] milliseconds);
----

== Description

Set the overall value of this object to indicate the specified number of `milliseconds`. Return 0 if the resulting time interval value is valid (i.e., the days field must not overflow an `int`) and a non‐zero value (with no effect) otherwise.

== Return Value

0 on success, and a non‐zero value (with no effect) otherwise

== Parameters

[cols="1,4"]
|===
| Name| Description
| *milliseconds*
| total milliseconds
|===


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