puppeteer_study_01.js

const puppeteer = require('puppeteer');

(async () => {
  const browser = await puppeteer.launch({
    headless: false,
    slowMo: 250 // slow down by 250ms
  });
  const page = await browser.newPage();
  await page.setViewport({width: 1920, height: 1024});
  await page.goto('https://naver.com');
  await page.screenshot({path: './screenshot/example.png'});
  await browser.close();
})();