es6 looping over object in javascript code example

Example 1: js loop over object

const object = {a: 1, b: 2, c: 3};

for (const property in object) {
  console.log(`${property}: ${object[property]}`);
}

Example 2: es6 loop through object

for (var [key, value] of phoneBookMap) {
  console.log(key + "'s phone number is: " + value);
}