[#BloombergLP-bdlb-BitStringImpUtil-xorEqBits]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlb.adoc[bdlb]::xref:BloombergLP/bdlb/BitStringImpUtil.adoc[BitStringImpUtil]::xorEqBits
:relfileprefix: ../../../
:mrdocs:

Bitwise XOR the specified least‐significant `numBits` in the specified `srcValue` to those in the specified `dstValue` starting at the specified `dstIndex`. The behavior is undefined unless `0 <= dstIndex`, `0 <= numBits`, and `dstIndex + numBits <= k_BITS_PER_UINT64`.

== Synopsis

Declared in `<bdlb_bitstringimputil.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
void
xorEqBits(
    uint64_t* dstValue,
    int dstIndex,
    uint64_t srcValue,
    int numBits);
----


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