![]() Puppeteer runs headless by default, but can be configured to run full (non-headless) Chrome or Chromium. Close the Browser Method 2: Making a PDF from an HTML File Step 1. Puppeteer is a library which provides a high-level API to control Chrome, Chromium, or Firefox Nightly over the DevTools Protocol. The page size can be customized with tViewport(). ![]() Let’s install it using npm: npm install puppeteer Building Our Scraper Now, let’s start to build our scraper by creating a new file, called scraper.js. Puppeteer sets an initial page size to 800×600px, which defines the screenshot size. Create a Browser Instance and a New Page Step 2. Puppeteer is a Node.js API that allows us to talk to a headless Chrome instance programmatically. puppeteer-core is a library to help drive anything that supports DevTools. Import Puppeteer Method 1: Making a PDF from a Web Page Using URL Step 1. To skip the download, download into another path, or download a different browser, see Environment variables. Being an end-user product, puppeteer automates several workflows using reasonable defaults that can be customized. To use Puppeteer in your project, run: npm i puppeteer or 'yarn add puppeteer' When you install Puppeteer, it downloads a recent version of Chromium (170MB Mac, 282MB Linux, 280MB Win) that is guaranteed to work with the API. ![]() When installed, it downloads a version of Chrome, which it then drives using puppeteer-core. Once you have a solid understanding of Puppeteer’s API and how it fits together in the Node. To download files with Puppteer we can either the browser's fetch feature - which will download the file into a javascript variable - or find and click the download button which will download the file to the browser's save directory: // start puppeteerĬonst browser = await puppeteer.launch() Īwait page._nd('Page. puppeteer is a product for browser automation. There are many ways you can download files with Puppeteer.
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