Object JavaScript ECMAScript 6 for-of loop

ojs-for-of.js

// outputs elements not indices
let myArray = ['hello', 'world'];
for (let elem of myArray) {
    console.log(elem);
}
/*  output is
  hello
  world
*/

// in ECMAScript 6
// using the same array
for( let [index, elem] of myArray.entities()) {
    console.log(index, elem);
}

/* output is
  0 hello
  1 world
*/