js loop over [][] code example

Example 1: loop through an array javascript

let array = ['Item 1', 'Item 2', 'Item 3'];

// Here's 4 different ways
for (let index = 0; index < array.length; index++) {
  console.log(array[index]);
}

for (let index in array) {
  console.log(array[index]);
}

for (let value of array) {
  console.log(value); // Will log value in array
}

array.forEach((value, index) => {
  console.log(index); // Will log each index
  console.log(value); // Will log each value
});

Example 2: Iterate with JavaScript For Loops

var myArray = [];
for (var i = 1; i <= 5; i++){
    myArray.push(i);
} 
console.log(myArray) // console output [ 1, 2, 3, 4, 5 ]