check element in for loop typescript code example

Example 1: for of loop in ts with index

const someArray = [9, 2, 5];
someArray.forEach((value, index) => {
    console.log(index); // 0, 1, 2
    console.log(value); // 9, 2, 5
});

Example 2: for in ts

for (let entry of someArray) {
  console.log(entry); // 1, "string", false
}

var numbers = [1, 2, 3];
for (var _i = 0; _i < numbers.length; _i++) {
  var num = numbers[_i];
  console.log(num);
}