[#BloombergLP-bdlt-TimeUnitRatio-k_NS_PER_S] = xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlt.adoc[bdlt]::xref:BloombergLP/bdlt/TimeUnitRatio.adoc[TimeUnitRatio]::k_NS_PER_S :relfileprefix: ../../../ :mrdocs: Abbreviation for `k_NANOSECONDS_PER_SECOND`. The number of ns per s. == Synopsis Declared in `<bdlt_timeunitratio.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- static xref:BloombergLP/bsls/Types/Int64.adoc[bsls::Types::Int64] const k_NS_PER_S = k_NANOSECONDS_PER_SECOND; ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#