How to append an array using javascript _ javascript tips-js tutorial

Adding Elements to arrays in javascript is a very simple problem. javascript itself provides a large number of such functions. We can use the built-in functions of js to quickly add elements to arrays, in this article, we will summarize the method of adding an array in javascript as follows. Adding Elements to arrays in javascript is a very simple problem. javascript itself provides a large number of such functions. We can use the built-in functions of js to quickly add elements to arrays, in this article, we will summarize the method of adding an array in javascript as follows.

Previously, we often used the arr. concat (arr2) method to append an array. The example is as follows:

The Code is as follows: