method Target.prototype.pageimport { Target } from "https://dotland.deno.dev/x/puppeteer@16.2.0/vendor/puppeteer-core/puppeteer/common/Target.js"; page(): Promise<Page | null>If the target is not of type "page" or "background_page", returns null. If the target is not of type "page" or "background_page", returns null. ReturnsPromise<Page | null>