how to loops through an array code example

Example 1: javascript loop through array

var myStringArray = ["Hello","World"];
var arrayLength = myStringArray.length;
for (var i = 0; i < arrayLength; i++) {
    console.log(myStringArray[i]);
    //Do something
}

Example 2: javascript loop through array

const array = [1, 2, 3, 4];

for(num of array) {
  console.log(num); 
}