CLASS::OrderedIdentitySet summary::a set according to identity related::Classes/IdentitySet, Classes/List, Classes/Dictionary categories::Collections>Ordered DESCRIPTION:: An OrderedIdentitySet is a collection of objects, no two of which are the same object (aka. "identical"). Most of its methods are inherited. (see link::Classes/Collection:: and link::Classes/Set:: classes). Unlike link::Classes/IdentitySet::, contents of an OrderedIdentitySet are ordered. INSTANCEMETHODS:: private::putCheck method::do Evaluates strong::function:: for each item in the OrderedIdentitySet. You may depend on the order of items. The function is passed two arguments, the item and an integer index. code:: OrderedIdentitySet[1, 2, 3, 300].do { |item, i| item.postln }; ::