/在文档上下文里执行脚本，并返回结果

/在文档上下文里执行脚本，并返回结果
(async () => {
  const browser = await puppeteer.launch({
      args: [‘--no-sandbox‘],
      timeout: 10000,
    });
  const page = await browser.newPage();
  await page.goto(‘http://www.163.com‘);

  // Get the "viewport" of the page, as reported by the page.
  const dimensions = await page.evaluate(() => {
    return {
      width: document.documentElement.clientWidth,
      height: document.documentElement.clientHeight,
      deviceScaleFactor: window.devicePixelRatio
    };
  });

  console.log(‘Dimensions:‘, dimensions);

  await browser.close();
})();

/在文档上下文里执行脚本，并返回结果

原文：https://www.cnblogs.com/justart/p/9747476.html