makersvur.blogg.se - Free download google puppeteer

UsageĬaution: Puppeteer requires at least Node v6.4.0, but the examples below use async/await which is only supported in Node v7.6.0 or greater. To skip the download, see Environment variables. Note: When you install Puppeteer, it downloads a recent version of Chromium (~71Mb Mac, ~90Mb Linux, ~110Mb Win) that is guaranteed to work with the API. To use Puppeteer in your project, run:```yarn add puppeteer or "npm i puppeteer" Give it a spin: Getting Started Installation

Capture a timeline trace of your site to help diagnose performance issues.

Run your tests directly in the latest version of Chrome using the latest JavaScript and browser features.

Create an up-to-date, automated testing environment.

Automate form submission, UI testing, keyboard input, etc.

Crawl a SPA and generate pre-rendered content (i.e.

Generate screenshots and PDFs of pages.

Most things that you can do manually in the browser can be done using Puppeteer! Here are a few examples to get you started: It can also be configured to use full (non-headless) Chrome or Chromium. Puppeteer is a Node library which provides a high-level API to control headless Chrome or Chromium over the DevTools Protocol.