= The `HashSetFn` functor
:Author: John Reppy
:Date: {release-date}
:stem: latexmath
:source-highlighter: pygments
:VERSION: {smlnj-version}

The `HashSetFn` functor can be applied to a `Key` structure to
implement imperative sets of `Key.hash_key` values, where the sets
are represented as hash tables.

== Synopsis

[source,sml]
------------
functor HashSetFn (Key : HASH_KEY) : MONO_HASH_SET
------------

== See Also

xref:sig-HASH_KEY.adoc[`HASH_KEY`],
xref:sig-MONO_HASH_SET.adoc[`MONO_HASH_SET`],
xref:smlnj-lib.adoc[__The Util Library__]
