How to Insert into a JavaScript Array at a Specific Index – JS Push

JavaScript arrays are an important part of the language. They allow you to store and manipulate collections of data. Sometimes, you may need to insert a new element into an array at a specific index. To accomplish this task, you can use the push() method or the splice() method.

from freeCodeCamp.org https://ift.tt/9OZsXD1
via IFTTT https://ift.tt/KhJo5VP