[#BloombergLP-bdlt-Time-operator_plus_eq] = xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlt.adoc[bdlt]::xref:BloombergLP/bdlt/Time.adoc[Time]::operator+= :relfileprefix: ../../../ :mrdocs: Add to this time object the value of the specified `rhs` datetime interval, and return a reference providing modifiable access to this object. == Synopsis Declared in `<bdlt_time.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- xref:BloombergLP/bdlt/Time.adoc[Time]& operator+=(xref:BloombergLP/bdlt/DatetimeInterval.adoc[DatetimeInterval] const& rhs); ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#