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Create your first node.js program

In this article, we will create our first Node.js program

What is Node.js?

Node.js is an open source, JavaScript run time environment that is used for executing the JavaScript code at server side.

Steps of creating your first program

For creating our first program

   1. Create a script file and add JavaScript code in it.

   2. Open Node.js command prompt.

   3. Run the program using ‘Node’ command.

Now let us discuss each point.

Create a script file and add JavaScript code in it.

First, open a notepad file and write following JavaScript code in it.

console.log("Hello, World!")

Now save the file with .js extension. For this article, I am saving it as ‘Main.js’.

Open Node.js command prompt

Second step is to open Node.js command prompt. For that, you can type ‘node’ in the windows search box.

Click to Enlarge

Run the program using ‘Node’ command

In the last step write the following command in Node.js command prompt

Node c:\temp\Main.js

Click to Enlarge

Once you run this command, you could see the ‘Hello world’ message on the screen.

Posted By -	Karan Gupta

Posted On -	Tuesday, December 5, 2017

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