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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npm i puppeteer # Downloads compatible Chrome during installation.
npm i puppeteer-core # Alternatively, install as a library, without downloading Chrome.import puppeteer from 'puppeteer';
// Or import puppeteer from 'puppeteer-core';
// Launch the browser and open a new blank page.
const 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});
// Open the search menu using the keyboard.
await page.keyboard.press('/');
// Type into search box using accessible input name.
await page.locator('::-p-aria(Search)').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('::-p-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();