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Page.emulate() method

Emulates given device metrics and user agent.

Signature:
emulate(options: {
        viewport: Viewport;
        userAgent: string;
    }): Promise<void>;

Parameters​

ParameterTypeDescription
options{ viewport: Viewport; userAgent: string; }
Returns:

Promise<void>

Remarks​

List of all available devices is available in the source code: src/common/DeviceDescriptors.ts.

Example​

const puppeteer = require('puppeteer');
const iPhone = puppeteer.devices['iPhone 6'];
(async () => {
  const browser = await puppeteer.launch();
  const page = await browser.newPage();
  await page.emulate(iPhone);
  await page.goto('https://www.google.com');
  // other actions...
  await browser.close();
})();