[#bitset_detail-IntBitSet-Count]
= xref:bitset_detail.adoc[bitset_detail]::xref:bitset_detail/IntBitSet.adoc[IntBitSet]::Count
:relfileprefix: ../../
:mrdocs:

Compute the number of 1 bits in the bitset.

== Synopsis

Declared in `<util/bitset.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
constexpr
unsigned int
Count() const noexcept;
----

== Return Value

The number of set bits.


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