úÎ Ÿ ­NoneDeletes all elements at k Deletes only the element a from the referenced key k      (c) 2015 Athan ClarkBSD-3athan.clark@gmail.com experimentalGHCNone9A mutable reference for a time-indexed map, similar to a .Create a fresh, empty map.Inserts a key and value into a 8 - it adds the value or overwites an existing entity.,Performs a non-mutating lookup for some key.Adjusts the value at k, while updating its time.Deletes the value at k.@Filters out all entries older than or equal to a designated time.Filters out all entries within some time frame NfilterFromNow 1 -- removes entities older than or equal to one second from now )Assumes a positive distance into the past      timem_AxwzYJBcLXd1N6BCsRrY1p Data.TimeMapData.TimeMap.Internal Data.STRefSTRefTimeMap newTimeMapinsertlookupadjustdelete filterSince filterFromNowremoveMultiMapemptyelemstimeMapkeysMap