JAVASCRIPT

for...in...loop

const obj = {
	a: 1,
	b: 2,
	c: 3,
	d: 4
}

for (const key in obj) {
	console.log( obj[key] )
}

// Result: 1, 2, 3, 4

for ... in ...

// for... in
for (let i in str) {
  console.log(str[i]);
}