let number = 0;
console.log(number++);
console.log(++number);
console.log(number);

function getPersonInfo(one, two, three) {
  console.log(one);
  console.log(two);
  console.log(three);
}

const person = 'Adam';
const age = 25;

getPersonInfo`${person} is ${age} years old`;

function checkAge(data) {
  if (data === { age: 18 }) {
    console.log('You are an adult!');
  } else if (data == { age: 18 }) {
    console.log('You are still an adult.');
  } else {
    console.log(`Hmm.. You don't have an age I guess`);
  }
}

checkAge({ age: 18 });

function getAge(...args) {
  console.log(typeof args);
}

getAge(21);

function getAge() {
  'use strict';
  age = 21;
  console.log(age);
}

getAge();

const sum = eval('10*10+5');

var num = 8;
var num = 10;

console.log(num);

const obj = { 1: 'a', 2: 'b', 3: 'c' };
const set = new Set([1, 2, 3, 4, 5]);

obj.hasOwnProperty('1');
obj.hasOwnProperty(1);
set.has('1');
set.has(1);

const obj = {
  a: "one",
  b: "two",
  a: "three",
};

console.log(obj);

for (let i = 1; i < 5; i++) {
  if (i === 3) continue;
  console.log(i);
}

String.prototype.giveAdamPizza = () => {
  return "Just give Adam pizza already!";
};

const name = "Adam";

console.log(name.giveAdamPizza());

const foo = () => console.log('First');

const bar = () => setTimeout(() => console.log('Second'));

const baz = () => console.log('Third');

bar();
foo();
baz();

<div onclick="console.log('div')">
  <p onclick="console.log('p')">
    Click here!
  </p>
</div>

function sayHi() {
  return (() => 0)();
}

console.log(typeof sayHi());

const numbers = [1, 2, 3];
numbers[10] = 11;
console.log(numbers);

console.log(!!null);
console.log(!!"");
console.log(!!1);

console.log([..."Adam"]);