function arrayFilterimport { arrayFilter } from "https://dotland.deno.dev/x/polkadot@0.2.35/util/index.ts"; arrayFilter<T = unknown>(array: readonly (T | null | undefined)[], allowNulls?): T[]Examples import { arrayFilter } from 'https://deno.land/x/polkadot@0.2.35/util/mod.ts'; arrayFilter([0, void 0, true, null, false, '']); // [0, true, null, false, ''] arrayFilter([0, void 0, true, null, false, ''], false); // [0, true, false, ''] Type ParametersoptionalT = unknownParametersarray: readonly (T | null | undefined)[]optionalallowNulls = [UNSUPPORTED]ReturnsT[]