method Frame.prototype.$Re-exportimport { Frame } from "https://deno.land/x/puppeteer@16.2.0/mod.ts"; $<Selector extends string>(selector: Selector): Promise<ElementHandle<NodeFor<Selector>> | null>Queries the frame for an element matching the given selector. Queries the frame for an element matching the given selector. Type ParametersSelector extends stringParametersselector: Selector The selector to query for. ReturnsPromise<ElementHandle<NodeFor<Selector>> | null>A ElementHandle | element handle to the first element matching the given selector. Otherwise, null.