function indexOfimport { indexOf } from "https://deno.land/x/prelude_js@1.0.0-beta.2/mod.ts"; indexOf<T extends Readonly<{ indexOf: AnyFn; }>>(value: T, ...args: Parameters<T["indexOf"]>): ReturnType<T["indexOf"]>Apply indexOf. Type ParametersT extends Readonly<{ indexOf: AnyFn; }>Parametersvalue: T...args: Parameters<T["indexOf"]>ReturnsReturnType<T["indexOf"]>