puppeteer

Puppeteer

Puppeteer is a JavaScript library which provides a high-level API to control Chrome or Firefox over the DevTools Protocol or WebDriver BiDi. Puppeteer runs in the headless (no visible UI) by default

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Installation

npm i puppeteer # Downloads compatible Chrome during installation.npm i puppeteer-core # Alternatively, install as a library, without downloading Chrome.

Example

import puppeteer from 'puppeteer';// Or import puppeteer from 'puppeteer-core';// Launch the browser and open a new blank pageconst browser = await puppeteer.launch();const page = await browser.newPage();// Navigate the page to a URL.await page.goto('https://developer.chrome.com/');// Set screen size.await page.setViewport({width: 1080, height: 1024});// Type into search box.await page.locator('.devsite-search-field').fill('automate beyond recorder');// Wait and click on first result.await page.locator('.devsite-result-item-link').click();// Locate the full title with a unique string.const textSelector = await page  .locator('text/Customize and automate')  .waitHandle();const fullTitle = await textSelector?.evaluate(el => el.textContent);// Print the full title.console.log('The title of this blog post is "%s".', fullTitle);await browser.close();