js for loop let in code example
Example 1: use these instead of a for loop javascript
const array = [1, 2, 3];array.forEach(function(elem, index, array) { array[index] = elem * 2;});console.log(array); // [2,4,6]
Example 2: for in and for of in js
const iterable = [10, 20, 30];
for (const value of iterable) {
console.log("fef"+value);
}
// 10
// 20
// 30