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

Return the value of this time interval in seconds as a `double`, potentially with a fractional part. Note that the return value may be negative. Also note that the conversion from the internal representation to `double` may _lose_ precision.

== Synopsis

Declared in `<bdlt_datetimeinterval.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
double
totalSecondsAsDouble() const;
----


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