`Parameters<T>` - 함수의 타입을 넘겨주면 함수의 인자의 타입을 리턴한다. - [참조](https://www.typescriptlang.org/docs/handbook/utility-types.html#parameterstype) --- ## Example ```typescript const makeQuery = ( url: string, opts?: { method?: string; headers?: { [key: string]: string; }; body?: string; }, ) => {}; type MakeQueryParameters = Parameters<typeof makeQuery>; type tests = [ Expect< Equal< MakeQueryParameters, [ url: string, opts?: { method?: string; headers?: { [key: string]: string; }; body?: string; }, ] > >, ]; ``` --- 참조 강의: https://inf.run/FVDi