HashSet's constructor now takes an optional parameter to use as the hashing function. Note that a hash is considered to be unique!
HashSet's constructor now takes an optional parameter to use as the hashing function. Note that a hash is considered to be unique!

JeroenDeDauw/Ardent,ircmaxell/PHP-Datastructures,morrisonlevi/Ardent,morrisonlevi/PHP-Datastructures