forloop angular

1for (let i = 0; i < 3; i++) {
2  console.log ("Block statement execution no." + i);
3}
4

1for (let i = 0; i < 3; i++) {
2  console.log ("Block statement execution no." + i);
3}

1let array = [1,2,3];
2for (let i = 0; i < array.length; i++) {
3  console.log(array[i]);
4}

1let array = [1,2,3];
2array.forEach(function (value) {
3  console.log(value);
4});