manojsinghnegiwd

const puppeteer = require('puppeteer');

const googleSearch = async () => {
    const browser = await puppeteer.launch({
        headless: false
    });
    
    const page = await browser.newPage();

    await page.viewport({

manojsinghnegiwd

const puppeteer = require('puppeteer');

const googleSearch = async () => {
    const browser = await puppeteer.launch({
        headless: false
    });
    
    const page = await browser.newPage();

    await page.viewport({

manojsinghnegiwd

const puppeteer = require('puppeteer');

const googleSearch = async () => {
    const browser = await puppeteer.launch({
        headless: false
    });
    
    const page = await browser.newPage();

    await page.viewport({

manojsinghnegiwd

const puppeteer = require('puppeteer');

const googleSearch = async () => {
    const browser = await puppeteer.launch({
        headless: false
    });
}

googleSearch();

manojsinghnegiwd

const puppeteer = require('puppeteer');

const googleSearch = async () => {

}

googleSearch();

manojsinghnegiwd

function useReducer(reducer, initState) {
  const [state, setState] = useState(initState);
  return [state, function () {}];
}

manojsinghnegiwd

function useReducer (reducer, initState) {
  return [initState, function () {}]
}

manojsinghnegiwd

const initialState = { count: 0 };

function reducer(state, action) {
  switch (action.type) {
    case "increment":
      return { count: state.count + 1 };
    case "decrement":
      return { count: state.count - 1 };
  }
}

manojsinghnegiwd

function Counter() {
  const [state, dispatch] = useReducer(reducer, initialState);

  return (
      <React.Fragment>
        Count: {state.count}
        <button onClick={() => dispatch({ type: "increment" })}>+</button>
        <button onClick={() => dispatch({ type: "decrement" })}>-</button>
      </React.Fragment>
  )

manojsinghnegiwd

import { render } from "react-dom";
import React, { useState, useCallback } from "react";

const initialState = { count: 0 };

function reducer(state, action) {
  switch (action.type) {
    case "increment":
      return { count: state.count + 1 };
    case "decrement":