[#BloombergLP-bdlc-BitArray-toggle-0a]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlc.adoc[bdlc]::xref:BloombergLP/bdlc/BitArray.adoc[BitArray]::toggle
:relfileprefix: ../../../
:mrdocs:

Complement the value of the bit at the specified `index` in this array. The behavior is undefined unless `index < length()`.

== Synopsis

Declared in `<bdlc_bitarray.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
toggle(std::size_t index);
----


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