1let obj = {
2	key1: "value1",
3	key2: "value2",
4	key3: "value3",
5	key4: "value4",
6}
7Object.entries(obj).forEach(([key, value]) => {
8	console.log(key, value);
9});

1var person={
2 	first_name:"johnny",
3  	last_name: "johnson",
4	phone:"703-3424-1111"
5};
6for (var property in person) {
7  	console.log(property,":",person[property]);
8}

1const obj = { 0: 'a', 1: 'b', 2: 'c' };
2console.log(Object.entries(obj)); // => [ ['0', 'a'], ['1', 'b'], ['2', 'c'] ]
3
4Object.entries(obj).forEach((key, value) => {
5  console.log(key + ' ' + value);
6});

1let obj = {
2  key1: "value1",
3  key2: "value2",
4  key3: "value3"
5}
6for (let key in obj) {
7  let value = obj[key];
8  console.log(key, value);
9}
10// key1 value1
11// key2 value2
12// key3 value3
13

1// For a functional one-liner
2Object.keys(pokemons).forEach(console.log);
3// Bulbasaur
4// Charmander
5// Squirtle
6// Pikachu