[#BloombergLP-bdlt-Datetime-operator_minus_eq-0e]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlt.adoc[bdlt]::xref:BloombergLP/bdlt/Datetime.adoc[Datetime]::operator‐=
:relfileprefix: ../../../
:mrdocs:

Subtraction assignment operators

== Synopses

Declared in `<bdlt_datetime.h>`

Subtract the specified datetime interval `rhs` from this datetime.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bdlt/Datetime.adoc[Datetime]&
xref:BloombergLP/bdlt/Datetime/operator_minus_eq-0b.adoc[operator‐=](xref:BloombergLP/bdlt/DatetimeInterval.adoc[DatetimeInterval] const& rhs);
----

[.small]#xref:BloombergLP/bdlt/Datetime/operator_minus_eq-0b.adoc[_» more..._]#

Subtract a time interval from this object.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bdlt/Datetime.adoc[Datetime]&
xref:BloombergLP/bdlt/Datetime/operator_minus_eq-0f.adoc[operator‐=](xref:BloombergLP/bsls/TimeInterval.adoc[bsls::TimeInterval] const& rhs);
----

[.small]#xref:BloombergLP/bdlt/Datetime/operator_minus_eq-0f.adoc[_» more..._]#

== Return Value

reference to this object

== Parameters

[cols="1,4"]
|===
| Name| Description
| *rhs*
| datetime interval to subtract
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#