[#BloombergLP-bsls-AtomicUint64-operator_plus_eq]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bsls.adoc[bsls]::xref:BloombergLP/bsls/AtomicUint64.adoc[AtomicUint64]::operator+=
:relfileprefix: ../../../
:mrdocs:

Atomically add the specified `value` to this object, and return the resulting value.

== Synopsis

Declared in `<bsls_atomic.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bsls/Types/Uint64.adoc[Types::Uint64]
operator+=(xref:BloombergLP/bsls/Types/Uint64.adoc[Types::Uint64] value);
----


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