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© Russ Ferguson and Keith Cirkel 2017
JavaScript Recipes10.1007/978-1-4302-6107-0_8

# 8. Working with Arrays in Loops

(1)
Ocean, New Jersey, USA
(2)
London, UK

## How Do You Use a for Loop on an Array ?

### Problem

You want to iterate through all the values of an array-like object where order is important.

### Solution

A for loop lets you iterate through the values of an array in numeric order.

### The Code

var alphaArray = ['a', 'b', 'c', 'e', 'd', 'e', 'f', 'g'];
var arrayLength = alphaArray.length;
for (let i = 0; i < arrayLength; i++){
console.log(alphaArray[i]); //returns a,b,c,d,e,f,g
}
Listing 8-1.
Iterating Through an Array-Like Object with a For Loop

### How It Works

For loops are often used when iterating ...

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