method TwoKeyMap.prototype.mapimport { TwoKeyMap } from "https://deno.land/x/aleph@1.0.0-beta.1/lib/@unocss/core.ts"; map<T>(fn: (v: V,k1: K1,k2: K2,) => T): T[]Type ParametersTParametersfn: (v: V,k1: K1,k2: K2,) => TReturnsT[]