import { BiMultiMapNonEmpty } from "https://deno.land/x/rimbu@0.13.1/bimultimap/custom/index.ts";
Returns
WithKeyValue<Tp, K, V>["builder"]
x/rimbu/bimultimap/custom/index.ts>BiMultiMapNonEmpty#toBuilder
import { BiMultiMapNonEmpty } from "https://deno.land/x/rimbu@0.13.1/bimultimap/custom/index.ts";