how to run a js file code example

Example 1: how to run javascript in terminal

// With node.js installed in windows commandline
C:\Users\Name> node
> console.log("Hello World");
Hello World
undefined
>

Example 2: javascript running at node

const inNode = new Function('try{return this===global;}catch(err){return false;}')();

Example 3: how to run js script

$ node // now we can execute code in console
> 2 + 4 //our input
6 //output 
> .exit // or ctrl + c