[#BloombergLP-bsls-TimeInterval_DurationTraits]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bsls.adoc[bsls]::TimeInterval_DurationTraits
:relfileprefix: ../../
:mrdocs:

Trait metafunction that determines whether the `std::chrono::duration<REP, PERIOD>` object can be converted to `bsls::TimeInterval` either implicitly or explicitly.

== Synopsis

Declared in `<bsls_timeinterval.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class REP,
    class PERIOD>
struct TimeInterval_DurationTraits;
----

== Static Data Members

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bsls/TimeInterval_DurationTraits/k_EXPLICIT_CONVERSION_ENABLED.adoc[`k_EXPLICIT_CONVERSION_ENABLED`] 
| True if the duration converts to `TimeInterval` explicitly.
| xref:BloombergLP/bsls/TimeInterval_DurationTraits/k_IMPLICIT_CONVERSION_ENABLED.adoc[`k_IMPLICIT_CONVERSION_ENABLED`] 
| True if the duration converts to `TimeInterval` implicitly.
| xref:BloombergLP/bsls/TimeInterval_DurationTraits/k_IS_FLOAT.adoc[`k_IS_FLOAT`] 
| True if `REP` is a floating‐point type.
| xref:BloombergLP/bsls/TimeInterval_DurationTraits/k_IS_IMPLICIT.adoc[`k_IS_IMPLICIT`] 
| True if every `duration` value maps to integer nanoseconds.
|===



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