[#BloombergLP-bsls-TimeInterval_DurationTraits-k_IS_IMPLICIT]
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This compile time constant is `true` if any possible value of an 'std::chrono::duration<REP, PERIOD> object will be represented by integer nanoseconds (fractions of nanoseconds are not required). Otherwise this value is `false`.

== Synopsis

Declared in `<bsls_timeinterval.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
bool const k_IS_IMPLICIT = (std::nano::den % PERIOD::den == 0);
----


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