method YargsInstance.prototype.requiredimport { YargsInstance } from "https://dotland.deno.dev/x/yargs@v17.7.1-deno/build/lib/yargs-factory.d.ts"; required(keys: | string | string[] | Dictionary<string | undefined> | number,max?: | number | string[] | string | true,msg?: string | true,): YargsInstanceParameterskeys: | string | string[] | Dictionary<string | undefined> | numberoptionalmax: | number | string[] | string | trueoptionalmsg: string | trueReturnsYargsInstance