js of code example

Example 1: js for of

const array1 = ['a', 'b', 'c'];

for (const element of array1) {
  console.log(element);
}

Example 2: javascript for of

const array = ['hello', 'world', 'of', 'Corona'];

for (const item of array) {
  console.log(item);
}

Example 3: 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 4: mdn for..of

function* fibonacci() { // a generator function
  let [prev, curr] = [0, 1];
  while (true) {
    [prev, curr] = [curr, prev + curr];
    yield curr;
  }
}

for (const n of fibonacci()) {
  console.log(n);
  // truncate the sequence at 1000
  if (n >= 1000) {
    break;
  }
}

Example 5: use these instead of a for loop javascript

const array = [1,2,3,4,5];const evenNumbers = array.filter(function(elem) {   // expressions that return 'true' are retained   return elem % 2 == 0;});