import { Collection } from "https://deno.land/x/collection@v1.0.1/src/Collection.ts";
Combines this collection with others into a new collection. None of the source collections are modified.
Examples
const newColl = someColl.concat(someOtherColl, anotherColl, ohBoyAColl);
const newColl = someColl.concat(someOtherColl, anotherColl, ohBoyAColl);
Parameters
...collections: Collection<K, V>[]
Collections to merge