method Collection.prototype.reduceimport { Collection } from "https://deno.land/x/discordeno@13.0.0-rc45/util/mod.ts"; reduce<T>(callback: (accumulator: T,value: V,key: K,) => T, initialValue?: T): TType ParametersTParameterscallback: (accumulator: T,value: V,key: K,) => ToptionalinitialValue: TReturnsT