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

Set the overall value of this object to indicate the specified number of `hours`. 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.

== Synopsis

Declared in `<bdlt_datetimeinterval.h>`

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


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