05-Aug-2022
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Admin
Hi Friends,
In this tutorial, you will learn how to add multiple elements to a list in node js. you can understand the concept of add multiple elements to a list in node.js. In this article, we will implement a node js to add multiple elements to a list. This post will give you a simple example of add multiple elements to a list in node js.
There are many ways to add multiple elements to a list in node js. i will give you three examples using push() , concat and add array to multiple elements add in node js.
let's see below a simple example with output:
Install Node JS
This step is not required; however, if you have not created the node js app, then you may go ahead and execute the below command:
mkdir my-app
cd my-app
npm init
Example: 1
index.js
// create array list
arr1 = [1, 2, 3];
// add array list
arr2 = ['hello',arr1, 'world'];
console.log(arr2);
Output:
[ 'hello', [ 1, 2, 3 ], 'world' ]
Example: 2
index.js
//create array list 1
myArray1 = [1, 2, 3, 4]
//create array list 2
myArray2 = [5, 6, 7]
//add new multiple elements to list
newArray = myArray1 +','+ myArray2
console.log(newArray)
Output:
1,2,3,4,5,6,7
Example: 3
index.js
//create array list
myArray = ['a'];
//add new multiple elements to list
myArray.push('b', 'c', 'd');
console.log(myArray);
Output:
[ 'a', 'b', 'c', 'd' ]
I hope it can help you...
#Node JS