method BetterMap.fromimport { BetterMap } from "https://deno.land/x/bettermap@v1.1.0/mod.ts"; from<K1, V1>(data: Map<K1, V1> | [K1, V1][]): BetterMap<K1, V1>Create a new map from an existing Map or an array of key-value pairs Type ParametersK1V1Parametersdata: Map<K1, V1> | [K1, V1][] Existing Map / Array of Key-Value pairs. ReturnsBetterMap<K1, V1>