How to Add an Item to an Array at a Specific Index in JavaScript

Learn how to add an item to an array at a specific index in JavaScript. If you want to add an item to an array at a specific position instead of appending it at the end, you can do so by specifying the index where you want to add the item. Note: Array indexes start from 0. So, to add an item at the beginning of the array, you would use index 0....