[#BloombergLP-bdlc-BitArray-operator_rshift_eq]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlc.adoc[bdlc]::xref:BloombergLP/bdlc/BitArray.adoc[BitArray]::operator>>=
:relfileprefix: ../../../
:mrdocs:

Shift the bits in this array RIGHT by the specified `numBits`, filling higher‐order bits with zeros and discarding low‐order bits, and return a non‐`const` reference to this object. The behavior is undefined unless `numBits <= length()`. Note that the length of this array is unchanged.

== Synopsis

Declared in `<bdlc_bitarray.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bdlc/BitArray.adoc[BitArray]&
operator>>=(std::size_t numBits);
----


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