method MultiMapNonEmpty.prototype.copyimport { MultiMapNonEmpty } from "https://deno.land/x/rimbu@1.2.1/multimap/custom/index.ts"; copy(keyMap: TpG["keyMapNonEmpty"], size: number): TpG["nonEmpty"]ParameterskeyMap: TpG["keyMapNonEmpty"]size: numberReturnsTpG["nonEmpty"]