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

Add to this time interval the specified integral number of `seconds`, and return a reference providing modifiable access to this object. The behavior is undefined unless the total number of seconds in the resulting time interval can be represented with a 64‐bit signed integer. Note that `seconds` may be negative.

== Synopsis

Declared in `<bsls_timeinterval.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
constexpr
xref:BloombergLP/bsls/TimeInterval.adoc[TimeInterval]&
addSeconds(xref:BloombergLP/bsls/Types/Int64.adoc[bsls::Types::Int64] seconds);
----


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