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  |  | # Removes an element from the given map and returns a new map without that element |
  |  | (Map:[keytype]valuetype where keytype:subtype(comparable), valuetype:type).RemoveKey(ElementToRemove:keytype):[keytype]valuetype= |
  |  | var NewMap:[keytype]valuetype = map{} |
  |  | for (Key -> Value : Map, Key <> ElementToRemove): |
  |  | set NewMap = ConcatenateMaps(NewMap, map{Key => Value}) |
  |  | return NewMap |
  

  Removes an element from the given map and returns a new map without that element

  (Map:[keytype]valuetype where keytype:subtype(comparable), valuetype:type).RemoveKey(ElementToRemove:keytype):[keytype]valuetype= var NewMap:[keytype]valuetype = map{} for (Key -> Value : Map, Key <> ElementToRemove): set NewMap = ConcatenateMaps(NewMap, map{Key => Value}) return NewMap

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