object itetration in es6 code example

Example 1: es6 loop through object

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

Example 2: javascript iterate object

for (let key in yourobject) {
   if (yourobject.hasOwnProperty(key)) {
      console.log(key, yourobject[key]);
   }
}