A JavaScript based HasSet class. This acts like an unordered array, which can be searched for values using a native system hash. This rapidly searchable hashset is ideal for high performance js functions which wish to avoid duplicate work.
JavaScript Hashset - is a searchable implementation of the HashSet data-type for JS and Node. This is free, open source software available at http://searchturbine.com/js/javascript-hashset under the BSD License. JS HashSet is alike an unordered array of values - but values can be looked up exponentially faster than in a conventional value array like ['A','B','C'].